18239460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13217}}^1$

素因数の和:13252

約数の個数: 48

約数和(自身を含む): 53294976

約数和(自身を除く): 35055516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13217, 26434, 39651, 52868, 66085, 79302, 132170, 158604, 198255, 264340, 303991, 396510, 607982, 793020, 911973, 1215964, 1519955, 1823946, 3039910, 3647892, 4559865, 6079820, 9119730, 18239460]

約数ペア:

[(1, 18239460), (2, 9119730), (3, 6079820), (4, 4559865), (5, 3647892), (6, 3039910), (10, 1823946), (12, 1519955), (15, 1215964), (20, 911973), (23, 793020), (30, 607982), (46, 396510), (60, 303991), (69, 264340), (92, 198255), (115, 158604), (138, 132170), (230, 79302), (276, 66085), (345, 52868), (460, 39651), (690, 26434), (1380, 13217)]