12819488

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:561

約数の個数: 48

約数和(自身を含む): 27941760

約数和(自身を除く): 15122272

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 79, 88, 158, 176, 316, 352, 461, 632, 869, 922, 1264, 1738, 1844, 2528, 3476, 3688, 5071, 6952, 7376, 10142, 13904, 14752, 20284, 27808, 36419, 40568, 72838, 81136, 145676, 162272, 291352, 400609, 582704, 801218, 1165408, 1602436, 3204872, 6409744, 12819488]

約数ペア:

[(1, 12819488), (2, 6409744), (4, 3204872), (8, 1602436), (11, 1165408), (16, 801218), (22, 582704), (32, 400609), (44, 291352), (79, 162272), (88, 145676), (158, 81136), (176, 72838), (316, 40568), (352, 36419), (461, 27808), (632, 20284), (869, 14752), (922, 13904), (1264, 10142), (1738, 7376), (1844, 6952), (2528, 5071), (3476, 3688)]