20178240124

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6529}}^1\times {\mathrm{4799}}^1$

素因数の和:11362

約数の個数: 48

約数和(自身を含む): 42126336000

約数和(自身を除く): 21948095876

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 4799, 6529, 9598, 13058, 19196, 26116, 33593, 45703, 67186, 91406, 110377, 134372, 150167, 182812, 220754, 300334, 441508, 600668, 772639, 1051169, 1545278, 2102338, 3090556, 4204676, 31332671, 62665342, 125330684, 219328697, 438657394, 720651433, 877314788, 1441302866, 2882605732, 5044560031, 10089120062, 20178240124]

約数ペア:

[(1, 20178240124), (2, 10089120062), (4, 5044560031), (7, 2882605732), (14, 1441302866), (23, 877314788), (28, 720651433), (46, 438657394), (92, 219328697), (161, 125330684), (322, 62665342), (644, 31332671), (4799, 4204676), (6529, 3090556), (9598, 2102338), (13058, 1545278), (19196, 1051169), (26116, 772639), (33593, 600668), (45703, 441508), (67186, 300334), (91406, 220754), (110377, 182812), (134372, 150167)]