19318544

素因数分解:

$2^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:664

約数の個数: 60

約数和(自身を含む): 44676828

約数和(自身を除く): 25358284

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 49, 56, 82, 98, 112, 164, 196, 287, 328, 392, 574, 601, 656, 784, 1148, 1202, 2009, 2296, 2404, 4018, 4207, 4592, 4808, 8036, 8414, 9616, 16072, 16828, 24641, 29449, 32144, 33656, 49282, 58898, 67312, 98564, 117796, 172487, 197128, 235592, 344974, 394256, 471184, 689948, 1207409, 1379896, 2414818, 2759792, 4829636, 9659272, 19318544]

約数ペア:

[(1, 19318544), (2, 9659272), (4, 4829636), (7, 2759792), (8, 2414818), (14, 1379896), (16, 1207409), (28, 689948), (41, 471184), (49, 394256), (56, 344974), (82, 235592), (98, 197128), (112, 172487), (164, 117796), (196, 98564), (287, 67312), (328, 58898), (392, 49282), (574, 33656), (601, 32144), (656, 29449), (784, 24641), (1148, 16828), (1202, 16072), (2009, 9616), (2296, 8414), (2404, 8036), (4018, 4808), (4207, 4592)]