20447808

素因数分解:

$2^6\times 3^1\times {\mathrm{281}}^1\times {\mathrm{379}}^1$

素因数の和:675

約数の個数: 56

約数和(自身を含む): 54437280

約数和(自身を除く): 33989472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 281, 379, 562, 758, 843, 1124, 1137, 1516, 1686, 2248, 2274, 3032, 3372, 4496, 4548, 6064, 6744, 8992, 9096, 12128, 13488, 17984, 18192, 24256, 26976, 36384, 53952, 72768, 106499, 212998, 319497, 425996, 638994, 851992, 1277988, 1703984, 2555976, 3407968, 5111952, 6815936, 10223904, 20447808]

約数ペア:

[(1, 20447808), (2, 10223904), (3, 6815936), (4, 5111952), (6, 3407968), (8, 2555976), (12, 1703984), (16, 1277988), (24, 851992), (32, 638994), (48, 425996), (64, 319497), (96, 212998), (192, 106499), (281, 72768), (379, 53952), (562, 36384), (758, 26976), (843, 24256), (1124, 18192), (1137, 17984), (1516, 13488), (1686, 12128), (2248, 9096), (2274, 8992), (3032, 6744), (3372, 6064), (4496, 4548)]