19139172

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1553}}^1$

素因数の和:1652

約数の個数: 48

約数和(自身を含む): 48733440

約数和(自身を除く): 29594268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 79, 156, 158, 237, 316, 474, 948, 1027, 1553, 2054, 3081, 3106, 4108, 4659, 6162, 6212, 9318, 12324, 18636, 20189, 40378, 60567, 80756, 121134, 122687, 242268, 245374, 368061, 490748, 736122, 1472244, 1594931, 3189862, 4784793, 6379724, 9569586, 19139172]

約数ペア:

[(1, 19139172), (2, 9569586), (3, 6379724), (4, 4784793), (6, 3189862), (12, 1594931), (13, 1472244), (26, 736122), (39, 490748), (52, 368061), (78, 245374), (79, 242268), (156, 122687), (158, 121134), (237, 80756), (316, 60567), (474, 40378), (948, 20189), (1027, 18636), (1553, 12324), (2054, 9318), (3081, 6212), (3106, 6162), (4108, 4659)]