20291472

素因数分解:

$2^4\times 3^5\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:347

約数の個数: 120

約数和(自身を含む): 62558496

約数和(自身を除く): 42267024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 81, 102, 108, 136, 144, 153, 162, 204, 216, 243, 272, 306, 307, 324, 408, 432, 459, 486, 612, 614, 648, 816, 918, 921, 972, 1224, 1228, 1296, 1377, 1836, 1842, 1944, 2448, 2456, 2754, 2763, 3672, 3684, 3888, 4131, 4912, 5219, 5508, 5526, 7344, 7368, 8262, 8289, 10438, 11016, 11052, 14736, 15657, 16524, 16578, 20876, 22032, 22104, 24867, 31314, 33048, 33156, 41752, 44208, 46971, 49734, 62628, 66096, 66312, 74601, 83504, 93942, 99468, 125256, 132624, 140913, 149202, 187884, 198936, 250512, 281826, 298404, 375768, 397872, 422739, 563652, 596808, 751536, 845478, 1127304, 1193616, 1268217, 1690956, 2254608, 2536434, 3381912, 5072868, 6763824, 10145736, 20291472]

約数ペア:

[(1, 20291472), (2, 10145736), (3, 6763824), (4, 5072868), (6, 3381912), (8, 2536434), (9, 2254608), (12, 1690956), (16, 1268217), (17, 1193616), (18, 1127304), (24, 845478), (27, 751536), (34, 596808), (36, 563652), (48, 422739), (51, 397872), (54, 375768), (68, 298404), (72, 281826), (81, 250512), (102, 198936), (108, 187884), (136, 149202), (144, 140913), (153, 132624), (162, 125256), (204, 99468), (216, 93942), (243, 83504), (272, 74601), (306, 66312), (307, 66096), (324, 62628), (408, 49734), (432, 46971), (459, 44208), (486, 41752), (612, 33156), (614, 33048), (648, 31314), (816, 24867), (918, 22104), (921, 22032), (972, 20876), (1224, 16578), (1228, 16524), (1296, 15657), (1377, 14736), (1836, 11052), (1842, 11016), (1944, 10438), (2448, 8289), (2456, 8262), (2754, 7368), (2763, 7344), (3672, 5526), (3684, 5508), (3888, 5219), (4131, 4912)]