20717339964

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{142223}}^1$

素因数の和:142490

約数の個数: 48

約数和(自身を含む): 49380172800

約数和(自身を除く): 28662832836

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 199, 244, 366, 398, 597, 732, 796, 1194, 2388, 12139, 24278, 36417, 48556, 72834, 142223, 145668, 284446, 426669, 568892, 853338, 1706676, 8675603, 17351206, 26026809, 28302377, 34702412, 52053618, 56604754, 84907131, 104107236, 113209508, 169814262, 339628524, 1726444997, 3452889994, 5179334991, 6905779988, 10358669982, 20717339964]

約数ペア:

[(1, 20717339964), (2, 10358669982), (3, 6905779988), (4, 5179334991), (6, 3452889994), (12, 1726444997), (61, 339628524), (122, 169814262), (183, 113209508), (199, 104107236), (244, 84907131), (366, 56604754), (398, 52053618), (597, 34702412), (732, 28302377), (796, 26026809), (1194, 17351206), (2388, 8675603), (12139, 1706676), (24278, 853338), (36417, 568892), (48556, 426669), (72834, 284446), (142223, 145668)]