18675762

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 43858080

約数和(自身を除く): 25182318

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 139, 147, 278, 294, 417, 457, 834, 914, 973, 1371, 1946, 2742, 2919, 3199, 5838, 6398, 6811, 9597, 13622, 19194, 20433, 22393, 40866, 44786, 63523, 67179, 127046, 134358, 190569, 381138, 444661, 889322, 1333983, 2667966, 3112627, 6225254, 9337881, 18675762]

約数ペア:

[(1, 18675762), (2, 9337881), (3, 6225254), (6, 3112627), (7, 2667966), (14, 1333983), (21, 889322), (42, 444661), (49, 381138), (98, 190569), (139, 134358), (147, 127046), (278, 67179), (294, 63523), (417, 44786), (457, 40866), (834, 22393), (914, 20433), (973, 19194), (1371, 13622), (1946, 9597), (2742, 6811), (2919, 6398), (3199, 5838)]