17981652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1579}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 45832640

約数和(自身を除く): 27850988

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1579, 1898, 2847, 3158, 3796, 4737, 5694, 6316, 9474, 11388, 18948, 20527, 41054, 61581, 82108, 115267, 123162, 230534, 246324, 345801, 461068, 691602, 1383204, 1498471, 2996942, 4495413, 5993884, 8990826, 17981652]

約数ペア:

[(1, 17981652), (2, 8990826), (3, 5993884), (4, 4495413), (6, 2996942), (12, 1498471), (13, 1383204), (26, 691602), (39, 461068), (52, 345801), (73, 246324), (78, 230534), (146, 123162), (156, 115267), (219, 82108), (292, 61581), (438, 41054), (876, 20527), (949, 18948), (1579, 11388), (1898, 9474), (2847, 6316), (3158, 5694), (3796, 4737)]