18744008972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1567}}^1\times {\mathrm{12107}}^1$

素因数の和:13710

約数の個数: 48

約数和(自身を含む): 37211274240

約数和(自身を除く): 18467265268

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 1567, 3134, 6268, 12107, 20371, 24214, 29773, 40742, 48428, 59546, 81484, 119092, 157391, 230033, 314782, 387049, 460066, 629564, 774098, 920132, 1548196, 2990429, 5980858, 11961716, 18971669, 37943338, 75886676, 246631697, 360461711, 493263394, 720923422, 986526788, 1441846844, 4686002243, 9372004486, 18744008972]

約数ペア:

[(1, 18744008972), (2, 9372004486), (4, 4686002243), (13, 1441846844), (19, 986526788), (26, 720923422), (38, 493263394), (52, 360461711), (76, 246631697), (247, 75886676), (494, 37943338), (988, 18971669), (1567, 11961716), (3134, 5980858), (6268, 2990429), (12107, 1548196), (20371, 920132), (24214, 774098), (29773, 629564), (40742, 460066), (48428, 387049), (59546, 314782), (81484, 230033), (119092, 157391)]