1891143112

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{336263}}^1$

素因数の和:336325

約数の個数: 32

約数和(自身を含む): 3833409600

約数和(自身を除く): 1942266488

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2812, 5624, 336263, 672526, 1345052, 2690104, 6388997, 12441731, 12777994, 24883462, 25555988, 49766924, 51111976, 99533848, 236392889, 472785778, 945571556, 1891143112]

約数ペア:

[(1, 1891143112), (2, 945571556), (4, 472785778), (8, 236392889), (19, 99533848), (37, 51111976), (38, 49766924), (74, 25555988), (76, 24883462), (148, 12777994), (152, 12441731), (296, 6388997), (703, 2690104), (1406, 1345052), (2812, 672526), (5624, 336263)]