20802018416

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{1213}}^1\times {\mathrm{12043}}^1$

素因数の和:13353

約数の個数: 40

約数和(自身を含む): 40793750640

約数和(自身を除く): 19991732224

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1213, 1424, 2426, 4852, 9704, 12043, 19408, 24086, 48172, 96344, 107957, 192688, 215914, 431828, 863656, 1071827, 1727312, 2143654, 4287308, 8574616, 14608159, 17149232, 29216318, 58432636, 116865272, 233730544, 1300126151, 2600252302, 5200504604, 10401009208, 20802018416]

約数ペア:

[(1, 20802018416), (2, 10401009208), (4, 5200504604), (8, 2600252302), (16, 1300126151), (89, 233730544), (178, 116865272), (356, 58432636), (712, 29216318), (1213, 17149232), (1424, 14608159), (2426, 8574616), (4852, 4287308), (9704, 2143654), (12043, 1727312), (19408, 1071827), (24086, 863656), (48172, 431828), (96344, 215914), (107957, 192688)]