20996845424

素因数分解:

$2^4\times {\mathrm{47}}^2\times {\mathrm{59}}^1\times {\mathrm{10069}}^1$

素因数の和:10230

約数の個数: 60

約数和(自身を含む): 42274061400

約数和(自身を除く): 21277215976

約数列:

[1, 2, 4, 8, 16, 47, 59, 94, 118, 188, 236, 376, 472, 752, 944, 2209, 2773, 4418, 5546, 8836, 10069, 11092, 17672, 20138, 22184, 35344, 40276, 44368, 80552, 130331, 161104, 260662, 473243, 521324, 594071, 946486, 1042648, 1188142, 1892972, 2085296, 2376284, 3785944, 4752568, 7571888, 9505136, 22242421, 27921337, 44484842, 55842674, 88969684, 111685348, 177939368, 223370696, 355878736, 446741392, 1312302839, 2624605678, 5249211356, 10498422712, 20996845424]

約数ペア:

[(1, 20996845424), (2, 10498422712), (4, 5249211356), (8, 2624605678), (16, 1312302839), (47, 446741392), (59, 355878736), (94, 223370696), (118, 177939368), (188, 111685348), (236, 88969684), (376, 55842674), (472, 44484842), (752, 27921337), (944, 22242421), (2209, 9505136), (2773, 7571888), (4418, 4752568), (5546, 3785944), (8836, 2376284), (10069, 2085296), (11092, 1892972), (17672, 1188142), (20138, 1042648), (22184, 946486), (35344, 594071), (40276, 521324), (44368, 473243), (80552, 260662), (130331, 161104)]