18215376

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{19973}}^1$

素因数の和:20003

約数の個数: 40

約数和(自身を含む): 49535520

約数和(自身を除く): 31320144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 19973, 39946, 59919, 79892, 119838, 159784, 239676, 319568, 379487, 479352, 758974, 958704, 1138461, 1517948, 2276922, 3035896, 4553844, 6071792, 9107688, 18215376]

約数ペア:

[(1, 18215376), (2, 9107688), (3, 6071792), (4, 4553844), (6, 3035896), (8, 2276922), (12, 1517948), (16, 1138461), (19, 958704), (24, 758974), (38, 479352), (48, 379487), (57, 319568), (76, 239676), (114, 159784), (152, 119838), (228, 79892), (304, 59919), (456, 39946), (912, 19973)]