30391972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1429}}^1$

素因数の和:1855

約数の個数: 24

約数和(自身を含む): 57457400

約数和(自身を除く): 27065428

約数列:

[1, 2, 4, 13, 26, 52, 409, 818, 1429, 1636, 2858, 5317, 5716, 10634, 18577, 21268, 37154, 74308, 584461, 1168922, 2337844, 7597993, 15195986, 30391972]

約数ペア:

[(1, 30391972), (2, 15195986), (4, 7597993), (13, 2337844), (26, 1168922), (52, 584461), (409, 74308), (818, 37154), (1429, 21268), (1636, 18577), (2858, 10634), (5317, 5716)]