18861072

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{20681}}^1$

素因数の和:20711

約数の個数: 40

約数和(自身を含む): 51291360

約数和(自身を除く): 32430288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 20681, 41362, 62043, 82724, 124086, 165448, 248172, 330896, 392939, 496344, 785878, 992688, 1178817, 1571756, 2357634, 3143512, 4715268, 6287024, 9430536, 18861072]

約数ペア:

[(1, 18861072), (2, 9430536), (3, 6287024), (4, 4715268), (6, 3143512), (8, 2357634), (12, 1571756), (16, 1178817), (19, 992688), (24, 785878), (38, 496344), (48, 392939), (57, 330896), (76, 248172), (114, 165448), (152, 124086), (228, 82724), (304, 62043), (456, 41362), (912, 20681)]