20392248

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 54501120

約数和(自身を除く): 34108872

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 151, 204, 302, 331, 408, 453, 604, 662, 906, 993, 1208, 1324, 1812, 1986, 2567, 2648, 3624, 3972, 5134, 5627, 7701, 7944, 10268, 11254, 15402, 16881, 20536, 22508, 30804, 33762, 45016, 49981, 61608, 67524, 99962, 135048, 149943, 199924, 299886, 399848, 599772, 849677, 1199544, 1699354, 2549031, 3398708, 5098062, 6797416, 10196124, 20392248]

約数ペア:

[(1, 20392248), (2, 10196124), (3, 6797416), (4, 5098062), (6, 3398708), (8, 2549031), (12, 1699354), (17, 1199544), (24, 849677), (34, 599772), (51, 399848), (68, 299886), (102, 199924), (136, 149943), (151, 135048), (204, 99962), (302, 67524), (331, 61608), (408, 49981), (453, 45016), (604, 33762), (662, 30804), (906, 22508), (993, 20536), (1208, 16881), (1324, 15402), (1812, 11254), (1986, 10268), (2567, 7944), (2648, 7701), (3624, 5627), (3972, 5134)]