20173890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 53384832

約数和(自身を除く): 33210942

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 113, 165, 226, 330, 339, 541, 565, 678, 1082, 1130, 1243, 1623, 1695, 2486, 2705, 3246, 3390, 3729, 5410, 5951, 6215, 7458, 8115, 11902, 12430, 16230, 17853, 18645, 29755, 35706, 37290, 59510, 61133, 89265, 122266, 178530, 183399, 305665, 366798, 611330, 672463, 916995, 1344926, 1833990, 2017389, 3362315, 4034778, 6724630, 10086945, 20173890]

約数ペア:

[(1, 20173890), (2, 10086945), (3, 6724630), (5, 4034778), (6, 3362315), (10, 2017389), (11, 1833990), (15, 1344926), (22, 916995), (30, 672463), (33, 611330), (55, 366798), (66, 305665), (110, 183399), (113, 178530), (165, 122266), (226, 89265), (330, 61133), (339, 59510), (541, 37290), (565, 35706), (678, 29755), (1082, 18645), (1130, 17853), (1243, 16230), (1623, 12430), (1695, 11902), (2486, 8115), (2705, 7458), (3246, 6215), (3390, 5951), (3729, 5410)]