17987688

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{8059}}^1$

素因数の和:8102

約数の個数: 48

約数和(自身を含む): 50294400

約数和(自身を除く): 32306712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 8059, 16118, 24177, 32236, 48354, 64472, 72531, 96708, 145062, 193416, 249829, 290124, 499658, 580248, 749487, 999316, 1498974, 1998632, 2248461, 2997948, 4496922, 5995896, 8993844, 17987688]

約数ペア:

[(1, 17987688), (2, 8993844), (3, 5995896), (4, 4496922), (6, 2997948), (8, 2248461), (9, 1998632), (12, 1498974), (18, 999316), (24, 749487), (31, 580248), (36, 499658), (62, 290124), (72, 249829), (93, 193416), (124, 145062), (186, 96708), (248, 72531), (279, 64472), (372, 48354), (558, 32236), (744, 24177), (1116, 16118), (2232, 8059)]