18989504

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:225

約数の個数: 56

約数和(自身を含む): 39502080

約数和(自身を除く): 20512576

約数列:

[1, 2, 4, 8, 16, 32, 47, 59, 64, 94, 107, 118, 188, 214, 236, 376, 428, 472, 752, 856, 944, 1504, 1712, 1888, 2773, 3008, 3424, 3776, 5029, 5546, 6313, 6848, 10058, 11092, 12626, 20116, 22184, 25252, 40232, 44368, 50504, 80464, 88736, 101008, 160928, 177472, 202016, 296711, 321856, 404032, 593422, 1186844, 2373688, 4747376, 9494752, 18989504]

約数ペア:

[(1, 18989504), (2, 9494752), (4, 4747376), (8, 2373688), (16, 1186844), (32, 593422), (47, 404032), (59, 321856), (64, 296711), (94, 202016), (107, 177472), (118, 160928), (188, 101008), (214, 88736), (236, 80464), (376, 50504), (428, 44368), (472, 40232), (752, 25252), (856, 22184), (944, 20116), (1504, 12626), (1712, 11092), (1888, 10058), (2773, 6848), (3008, 6313), (3424, 5546), (3776, 5029)]