19181844

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{821}}^1$

素因数の和:901

約数の個数: 72

約数和(自身を含む): 53857440

約数和(自身を除く): 34675596

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 59, 66, 99, 118, 132, 177, 198, 236, 354, 396, 531, 649, 708, 821, 1062, 1298, 1642, 1947, 2124, 2463, 2596, 3284, 3894, 4926, 5841, 7389, 7788, 9031, 9852, 11682, 14778, 18062, 23364, 27093, 29556, 36124, 48439, 54186, 81279, 96878, 108372, 145317, 162558, 193756, 290634, 325116, 435951, 532829, 581268, 871902, 1065658, 1598487, 1743804, 2131316, 3196974, 4795461, 6393948, 9590922, 19181844]

約数ペア:

[(1, 19181844), (2, 9590922), (3, 6393948), (4, 4795461), (6, 3196974), (9, 2131316), (11, 1743804), (12, 1598487), (18, 1065658), (22, 871902), (33, 581268), (36, 532829), (44, 435951), (59, 325116), (66, 290634), (99, 193756), (118, 162558), (132, 145317), (177, 108372), (198, 96878), (236, 81279), (354, 54186), (396, 48439), (531, 36124), (649, 29556), (708, 27093), (821, 23364), (1062, 18062), (1298, 14778), (1642, 11682), (1947, 9852), (2124, 9031), (2463, 7788), (2596, 7389), (3284, 5841), (3894, 4926)]