18680952

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 49939200

約数和(自身を除く): 31258248

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 71, 76, 114, 142, 152, 213, 228, 284, 426, 456, 568, 577, 852, 1154, 1349, 1704, 1731, 2308, 2698, 3462, 4047, 4616, 5396, 6924, 8094, 10792, 10963, 13848, 16188, 21926, 32376, 32889, 40967, 43852, 65778, 81934, 87704, 122901, 131556, 163868, 245802, 263112, 327736, 491604, 778373, 983208, 1556746, 2335119, 3113492, 4670238, 6226984, 9340476, 18680952]

約数ペア:

[(1, 18680952), (2, 9340476), (3, 6226984), (4, 4670238), (6, 3113492), (8, 2335119), (12, 1556746), (19, 983208), (24, 778373), (38, 491604), (57, 327736), (71, 263112), (76, 245802), (114, 163868), (142, 131556), (152, 122901), (213, 87704), (228, 81934), (284, 65778), (426, 43852), (456, 40967), (568, 32889), (577, 32376), (852, 21926), (1154, 16188), (1349, 13848), (1704, 10963), (1731, 10792), (2308, 8094), (2698, 6924), (3462, 5396), (4047, 4616)]