20604865324

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{75541}}^1$

素因数の和:75698

約数の個数: 48

約数和(自身を含む): 39384577120

約数和(自身を除く): 18779711796

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 97, 148, 194, 388, 703, 1406, 1843, 2812, 3589, 3686, 7178, 7372, 14356, 68191, 75541, 136382, 151082, 272764, 302164, 1435279, 2795017, 2870558, 5590034, 5741116, 7327477, 11180068, 14654954, 29309908, 53105323, 106210646, 139222063, 212421292, 271116649, 278444126, 542233298, 556888252, 1084466596, 5151216331, 10302432662, 20604865324]

約数ペア:

[(1, 20604865324), (2, 10302432662), (4, 5151216331), (19, 1084466596), (37, 556888252), (38, 542233298), (74, 278444126), (76, 271116649), (97, 212421292), (148, 139222063), (194, 106210646), (388, 53105323), (703, 29309908), (1406, 14654954), (1843, 11180068), (2812, 7327477), (3589, 5741116), (3686, 5590034), (7178, 2870558), (7372, 2795017), (14356, 1435279), (68191, 302164), (75541, 272764), (136382, 151082)]