20185122531772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{21529}}^1\times {\mathrm{402049}}^1$

素因数の和:423646

約数の個数: 48

約数和(自身を含む): 39264235164000

約数和(自身を除く): 19079112632228

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 21529, 43058, 86116, 236819, 402049, 473638, 804098, 947276, 1141037, 1608196, 2282074, 4422539, 4564148, 8845078, 12551407, 17690156, 21308597, 25102814, 42617194, 50205628, 85234388, 234394567, 468789134, 937578268, 8655712921, 17311425842, 34622851684, 95212842131, 190425684262, 380851368524, 458752784813, 917505569626, 1835011139252, 5046280632943, 10092561265886, 20185122531772]

約数ペア:

[(1, 20185122531772), (2, 10092561265886), (4, 5046280632943), (11, 1835011139252), (22, 917505569626), (44, 458752784813), (53, 380851368524), (106, 190425684262), (212, 95212842131), (583, 34622851684), (1166, 17311425842), (2332, 8655712921), (21529, 937578268), (43058, 468789134), (86116, 234394567), (236819, 85234388), (402049, 50205628), (473638, 42617194), (804098, 25102814), (947276, 21308597), (1141037, 17690156), (1608196, 12551407), (2282074, 8845078), (4422539, 4564148)]