20823726

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 54369792

約数和(自身を除く): 33546066

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 47, 49, 66, 77, 94, 98, 137, 141, 147, 154, 231, 274, 282, 294, 329, 411, 462, 517, 539, 658, 822, 959, 987, 1034, 1078, 1507, 1551, 1617, 1918, 1974, 2303, 2877, 3014, 3102, 3234, 3619, 4521, 4606, 5754, 6439, 6713, 6909, 7238, 9042, 10549, 10857, 12878, 13426, 13818, 19317, 20139, 21098, 21714, 25333, 31647, 38634, 40278, 45073, 50666, 63294, 70829, 73843, 75999, 90146, 135219, 141658, 147686, 151998, 212487, 221529, 270438, 315511, 424974, 443058, 495803, 631022, 946533, 991606, 1487409, 1893066, 2974818, 3470621, 6941242, 10411863, 20823726]

約数ペア:

[(1, 20823726), (2, 10411863), (3, 6941242), (6, 3470621), (7, 2974818), (11, 1893066), (14, 1487409), (21, 991606), (22, 946533), (33, 631022), (42, 495803), (47, 443058), (49, 424974), (66, 315511), (77, 270438), (94, 221529), (98, 212487), (137, 151998), (141, 147686), (147, 141658), (154, 135219), (231, 90146), (274, 75999), (282, 73843), (294, 70829), (329, 63294), (411, 50666), (462, 45073), (517, 40278), (539, 38634), (658, 31647), (822, 25333), (959, 21714), (987, 21098), (1034, 20139), (1078, 19317), (1507, 13818), (1551, 13426), (1617, 12878), (1918, 10857), (1974, 10549), (2303, 9042), (2877, 7238), (3014, 6909), (3102, 6713), (3234, 6439), (3619, 5754), (4521, 4606)]