19421904

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{8609}}^1$

素因数の和:8667

約数の個数: 40

約数和(自身を含む): 51246720

約数和(自身を除く): 31824816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 8609, 17218, 25827, 34436, 51654, 68872, 103308, 137744, 206616, 404623, 413232, 809246, 1213869, 1618492, 2427738, 3236984, 4855476, 6473968, 9710952, 19421904]

約数ペア:

[(1, 19421904), (2, 9710952), (3, 6473968), (4, 4855476), (6, 3236984), (8, 2427738), (12, 1618492), (16, 1213869), (24, 809246), (47, 413232), (48, 404623), (94, 206616), (141, 137744), (188, 103308), (282, 68872), (376, 51654), (564, 34436), (752, 25827), (1128, 17218), (2256, 8609)]