19715376

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1$

素因数の和:718

約数の個数: 80

約数和(自身を含む): 55469664

約数和(自身を除く): 35754288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 37, 48, 51, 68, 74, 102, 111, 136, 148, 204, 222, 272, 296, 408, 444, 592, 629, 653, 816, 888, 1258, 1306, 1776, 1887, 1959, 2516, 2612, 3774, 3918, 5032, 5224, 7548, 7836, 10064, 10448, 11101, 15096, 15672, 22202, 24161, 30192, 31344, 33303, 44404, 48322, 66606, 72483, 88808, 96644, 133212, 144966, 177616, 193288, 266424, 289932, 386576, 410737, 532848, 579864, 821474, 1159728, 1232211, 1642948, 2464422, 3285896, 4928844, 6571792, 9857688, 19715376]

約数ペア:

[(1, 19715376), (2, 9857688), (3, 6571792), (4, 4928844), (6, 3285896), (8, 2464422), (12, 1642948), (16, 1232211), (17, 1159728), (24, 821474), (34, 579864), (37, 532848), (48, 410737), (51, 386576), (68, 289932), (74, 266424), (102, 193288), (111, 177616), (136, 144966), (148, 133212), (204, 96644), (222, 88808), (272, 72483), (296, 66606), (408, 48322), (444, 44404), (592, 33303), (629, 31344), (653, 30192), (816, 24161), (888, 22202), (1258, 15672), (1306, 15096), (1776, 11101), (1887, 10448), (1959, 10064), (2516, 7836), (2612, 7548), (3774, 5224), (3918, 5032)]