20279904

素因数分解:

$2^5\times 3^1\times {\mathrm{151}}^1\times {\mathrm{1399}}^1$

素因数の和:1563

約数の個数: 48

約数和(自身を含む): 53625600

約数和(自身を除く): 33345696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 151, 302, 453, 604, 906, 1208, 1399, 1812, 2416, 2798, 3624, 4197, 4832, 5596, 7248, 8394, 11192, 14496, 16788, 22384, 33576, 44768, 67152, 134304, 211249, 422498, 633747, 844996, 1267494, 1689992, 2534988, 3379984, 5069976, 6759968, 10139952, 20279904]

約数ペア:

[(1, 20279904), (2, 10139952), (3, 6759968), (4, 5069976), (6, 3379984), (8, 2534988), (12, 1689992), (16, 1267494), (24, 844996), (32, 633747), (48, 422498), (96, 211249), (151, 134304), (302, 67152), (453, 44768), (604, 33576), (906, 22384), (1208, 16788), (1399, 14496), (1812, 11192), (2416, 8394), (2798, 7248), (3624, 5596), (4197, 4832)]