18187832

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{977}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 36968400

約数和(自身を除く): 18780568

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 179, 358, 716, 977, 1432, 1954, 2327, 3908, 4654, 7816, 9308, 12701, 18616, 25402, 50804, 101608, 174883, 349766, 699532, 1399064, 2273479, 4546958, 9093916, 18187832]

約数ペア:

[(1, 18187832), (2, 9093916), (4, 4546958), (8, 2273479), (13, 1399064), (26, 699532), (52, 349766), (104, 174883), (179, 101608), (358, 50804), (716, 25402), (977, 18616), (1432, 12701), (1954, 9308), (2327, 7816), (3908, 4654)]