18473624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9349}}^1$

素因数の和:9387

約数の個数: 32

約数和(自身を含む): 39270000

約数和(自身を除く): 20796376

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 9349, 18698, 37396, 74792, 121537, 177631, 243074, 355262, 486148, 710524, 972296, 1421048, 2309203, 4618406, 9236812, 18473624]

約数ペア:

[(1, 18473624), (2, 9236812), (4, 4618406), (8, 2309203), (13, 1421048), (19, 972296), (26, 710524), (38, 486148), (52, 355262), (76, 243074), (104, 177631), (152, 121537), (247, 74792), (494, 37396), (988, 18698), (1976, 9349)]