220293868

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{3457}}^1$

素因数の和:3729

約数の個数: 24

約数和(自身を含む): 392137200

約数和(自身を除く): 171843332

約数列:

[1, 2, 4, 89, 178, 179, 356, 358, 716, 3457, 6914, 13828, 15931, 31862, 63724, 307673, 615346, 618803, 1230692, 1237606, 2475212, 55073467, 110146934, 220293868]

約数ペア:

[(1, 220293868), (2, 110146934), (4, 55073467), (89, 2475212), (178, 1237606), (179, 1230692), (356, 618803), (358, 615346), (716, 307673), (3457, 63724), (6914, 31862), (13828, 15931)]