20537118

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{54331}}^1$

素因数の和:54349

約数の個数: 32

約数和(自身を含む): 52158720

約数和(自身を除く): 31621602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 54331, 108662, 162993, 325986, 380317, 488979, 760634, 977958, 1140951, 1466937, 2281902, 2933874, 3422853, 6845706, 10268559, 20537118]

約数ペア:

[(1, 20537118), (2, 10268559), (3, 6845706), (6, 3422853), (7, 2933874), (9, 2281902), (14, 1466937), (18, 1140951), (21, 977958), (27, 760634), (42, 488979), (54, 380317), (63, 325986), (126, 162993), (189, 108662), (378, 54331)]