20259996

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 48620544

約数和(自身を除く): 28360548

約数列:

[1, 2, 3, 4, 6, 12, 67, 113, 134, 201, 223, 226, 268, 339, 402, 446, 452, 669, 678, 804, 892, 1338, 1356, 2676, 7571, 14941, 15142, 22713, 25199, 29882, 30284, 44823, 45426, 50398, 59764, 75597, 89646, 90852, 100796, 151194, 179292, 302388, 1688333, 3376666, 5064999, 6753332, 10129998, 20259996]

約数ペア:

[(1, 20259996), (2, 10129998), (3, 6753332), (4, 5064999), (6, 3376666), (12, 1688333), (67, 302388), (113, 179292), (134, 151194), (201, 100796), (223, 90852), (226, 89646), (268, 75597), (339, 59764), (402, 50398), (446, 45426), (452, 44823), (669, 30284), (678, 29882), (804, 25199), (892, 22713), (1338, 15142), (1356, 14941), (2676, 7571)]