18837624

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 51156000

約数和(自身を除く): 32318376

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 173, 312, 346, 349, 519, 692, 698, 1038, 1047, 1384, 1396, 2076, 2094, 2249, 2792, 4152, 4188, 4498, 4537, 6747, 8376, 8996, 9074, 13494, 13611, 17992, 18148, 26988, 27222, 36296, 53976, 54444, 60377, 108888, 120754, 181131, 241508, 362262, 483016, 724524, 784901, 1449048, 1569802, 2354703, 3139604, 4709406, 6279208, 9418812, 18837624]

約数ペア:

[(1, 18837624), (2, 9418812), (3, 6279208), (4, 4709406), (6, 3139604), (8, 2354703), (12, 1569802), (13, 1449048), (24, 784901), (26, 724524), (39, 483016), (52, 362262), (78, 241508), (104, 181131), (156, 120754), (173, 108888), (312, 60377), (346, 54444), (349, 53976), (519, 36296), (692, 27222), (698, 26988), (1038, 18148), (1047, 17992), (1384, 13611), (1396, 13494), (2076, 9074), (2094, 8996), (2249, 8376), (2792, 6747), (4152, 4537), (4188, 4498)]