18953028

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:104

約数の個数: 144

約数和(自身を含む): 55770624

約数和(自身を除く): 36817596

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 31, 34, 36, 37, 51, 54, 62, 68, 74, 81, 93, 102, 108, 111, 124, 148, 153, 162, 186, 204, 222, 243, 279, 306, 324, 333, 372, 444, 459, 486, 527, 558, 612, 629, 666, 837, 918, 972, 999, 1054, 1116, 1147, 1258, 1332, 1377, 1581, 1674, 1836, 1887, 1998, 2108, 2294, 2511, 2516, 2754, 2997, 3162, 3348, 3441, 3774, 3996, 4131, 4588, 4743, 5022, 5508, 5661, 5994, 6324, 6882, 7533, 7548, 8262, 8991, 9486, 10044, 10323, 11322, 11988, 13764, 14229, 15066, 16524, 16983, 17982, 18972, 19499, 20646, 22644, 28458, 30132, 30969, 33966, 35964, 38998, 41292, 42687, 50949, 56916, 58497, 61938, 67932, 77996, 85374, 92907, 101898, 116994, 123876, 128061, 152847, 170748, 175491, 185814, 203796, 233988, 256122, 278721, 305694, 350982, 371628, 512244, 526473, 557442, 611388, 701964, 1052946, 1114884, 1579419, 2105892, 3158838, 4738257, 6317676, 9476514, 18953028]

約数ペア:

[(1, 18953028), (2, 9476514), (3, 6317676), (4, 4738257), (6, 3158838), (9, 2105892), (12, 1579419), (17, 1114884), (18, 1052946), (27, 701964), (31, 611388), (34, 557442), (36, 526473), (37, 512244), (51, 371628), (54, 350982), (62, 305694), (68, 278721), (74, 256122), (81, 233988), (93, 203796), (102, 185814), (108, 175491), (111, 170748), (124, 152847), (148, 128061), (153, 123876), (162, 116994), (186, 101898), (204, 92907), (222, 85374), (243, 77996), (279, 67932), (306, 61938), (324, 58497), (333, 56916), (372, 50949), (444, 42687), (459, 41292), (486, 38998), (527, 35964), (558, 33966), (612, 30969), (629, 30132), (666, 28458), (837, 22644), (918, 20646), (972, 19499), (999, 18972), (1054, 17982), (1116, 16983), (1147, 16524), (1258, 15066), (1332, 14229), (1377, 13764), (1581, 11988), (1674, 11322), (1836, 10323), (1887, 10044), (1998, 9486), (2108, 8991), (2294, 8262), (2511, 7548), (2516, 7533), (2754, 6882), (2997, 6324), (3162, 5994), (3348, 5661), (3441, 5508), (3774, 5022), (3996, 4743), (4131, 4588)]