18835908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 55394304

約数和(自身を除く): 36558396

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 47, 52, 78, 84, 91, 94, 141, 156, 182, 188, 273, 282, 329, 364, 367, 546, 564, 611, 658, 734, 987, 1092, 1101, 1222, 1316, 1468, 1833, 1974, 2202, 2444, 2569, 3666, 3948, 4277, 4404, 4771, 5138, 7332, 7707, 8554, 9542, 10276, 12831, 14313, 15414, 17108, 17249, 19084, 25662, 28626, 30828, 33397, 34498, 51324, 51747, 57252, 66794, 68996, 100191, 103494, 120743, 133588, 200382, 206988, 224237, 241486, 362229, 400764, 448474, 482972, 672711, 724458, 896948, 1345422, 1448916, 1569659, 2690844, 3139318, 4708977, 6278636, 9417954, 18835908]

約数ペア:

[(1, 18835908), (2, 9417954), (3, 6278636), (4, 4708977), (6, 3139318), (7, 2690844), (12, 1569659), (13, 1448916), (14, 1345422), (21, 896948), (26, 724458), (28, 672711), (39, 482972), (42, 448474), (47, 400764), (52, 362229), (78, 241486), (84, 224237), (91, 206988), (94, 200382), (141, 133588), (156, 120743), (182, 103494), (188, 100191), (273, 68996), (282, 66794), (329, 57252), (364, 51747), (367, 51324), (546, 34498), (564, 33397), (611, 30828), (658, 28626), (734, 25662), (987, 19084), (1092, 17249), (1101, 17108), (1222, 15414), (1316, 14313), (1468, 12831), (1833, 10276), (1974, 9542), (2202, 8554), (2444, 7707), (2569, 7332), (3666, 5138), (3948, 4771), (4277, 4404)]