18831330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:512

約数の個数: 96

約数和(自身を含む): 56878848

約数和(自身を除く): 38047518

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 71, 90, 105, 126, 142, 210, 213, 315, 355, 421, 426, 497, 630, 639, 710, 842, 994, 1065, 1263, 1278, 1491, 2105, 2130, 2485, 2526, 2947, 2982, 3195, 3789, 4210, 4473, 4970, 5894, 6315, 6390, 7455, 7578, 8841, 8946, 12630, 14735, 14910, 17682, 18945, 22365, 26523, 29470, 29891, 37890, 44205, 44730, 53046, 59782, 88410, 89673, 132615, 149455, 179346, 209237, 265230, 269019, 298910, 418474, 448365, 538038, 627711, 896730, 1046185, 1255422, 1345095, 1883133, 2092370, 2690190, 3138555, 3766266, 6277110, 9415665, 18831330]

約数ペア:

[(1, 18831330), (2, 9415665), (3, 6277110), (5, 3766266), (6, 3138555), (7, 2690190), (9, 2092370), (10, 1883133), (14, 1345095), (15, 1255422), (18, 1046185), (21, 896730), (30, 627711), (35, 538038), (42, 448365), (45, 418474), (63, 298910), (70, 269019), (71, 265230), (90, 209237), (105, 179346), (126, 149455), (142, 132615), (210, 89673), (213, 88410), (315, 59782), (355, 53046), (421, 44730), (426, 44205), (497, 37890), (630, 29891), (639, 29470), (710, 26523), (842, 22365), (994, 18945), (1065, 17682), (1263, 14910), (1278, 14735), (1491, 12630), (2105, 8946), (2130, 8841), (2485, 7578), (2526, 7455), (2947, 6390), (2982, 6315), (3195, 5894), (3789, 4970), (4210, 4473)]