20175804

素因数分解:

$2^2\times 3^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 168

約数和(自身を含む): 62799408

約数和(自身を除く): 42623604

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 27, 33, 34, 36, 37, 44, 51, 54, 66, 68, 74, 81, 99, 102, 108, 111, 132, 148, 153, 162, 187, 198, 204, 222, 243, 297, 306, 324, 333, 374, 396, 407, 444, 459, 486, 561, 594, 612, 629, 666, 729, 748, 814, 891, 918, 972, 999, 1122, 1188, 1221, 1258, 1332, 1377, 1458, 1628, 1683, 1782, 1836, 1887, 1998, 2244, 2442, 2516, 2673, 2754, 2916, 2997, 3366, 3564, 3663, 3774, 3996, 4131, 4884, 5049, 5346, 5508, 5661, 5994, 6732, 6919, 7326, 7548, 8019, 8262, 8991, 10098, 10692, 10989, 11322, 11988, 12393, 13838, 14652, 15147, 16038, 16524, 16983, 17982, 20196, 20757, 21978, 22644, 24786, 26973, 27676, 30294, 32076, 32967, 33966, 35964, 41514, 43956, 45441, 49572, 50949, 53946, 60588, 62271, 65934, 67932, 83028, 90882, 98901, 101898, 107892, 124542, 131868, 136323, 152847, 181764, 186813, 197802, 203796, 249084, 272646, 296703, 305694, 373626, 395604, 458541, 545292, 560439, 593406, 611388, 747252, 917082, 1120878, 1186812, 1681317, 1834164, 2241756, 3362634, 5043951, 6725268, 10087902, 20175804]

約数ペア:

[(1, 20175804), (2, 10087902), (3, 6725268), (4, 5043951), (6, 3362634), (9, 2241756), (11, 1834164), (12, 1681317), (17, 1186812), (18, 1120878), (22, 917082), (27, 747252), (33, 611388), (34, 593406), (36, 560439), (37, 545292), (44, 458541), (51, 395604), (54, 373626), (66, 305694), (68, 296703), (74, 272646), (81, 249084), (99, 203796), (102, 197802), (108, 186813), (111, 181764), (132, 152847), (148, 136323), (153, 131868), (162, 124542), (187, 107892), (198, 101898), (204, 98901), (222, 90882), (243, 83028), (297, 67932), (306, 65934), (324, 62271), (333, 60588), (374, 53946), (396, 50949), (407, 49572), (444, 45441), (459, 43956), (486, 41514), (561, 35964), (594, 33966), (612, 32967), (629, 32076), (666, 30294), (729, 27676), (748, 26973), (814, 24786), (891, 22644), (918, 21978), (972, 20757), (999, 20196), (1122, 17982), (1188, 16983), (1221, 16524), (1258, 16038), (1332, 15147), (1377, 14652), (1458, 13838), (1628, 12393), (1683, 11988), (1782, 11322), (1836, 10989), (1887, 10692), (1998, 10098), (2244, 8991), (2442, 8262), (2516, 8019), (2673, 7548), (2754, 7326), (2916, 6919), (2997, 6732), (3366, 5994), (3564, 5661), (3663, 5508), (3774, 5346), (3996, 5049), (4131, 4884)]