20144245856

素因数分解:

$2^5\times 7^1\times {\mathrm{181}}^1\times {\mathrm{496849}}^1$

素因数の和:497047

約数の個数: 48

約数和(自身を含む): 45575056800

約数和(自身を除く): 25430810944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 181, 224, 362, 724, 1267, 1448, 2534, 2896, 5068, 5792, 10136, 20272, 40544, 496849, 993698, 1987396, 3477943, 3974792, 6955886, 7949584, 13911772, 15899168, 27823544, 55647088, 89929669, 111294176, 179859338, 359718676, 629507683, 719437352, 1259015366, 1438874704, 2518030732, 2877749408, 5036061464, 10072122928, 20144245856]

約数ペア:

[(1, 20144245856), (2, 10072122928), (4, 5036061464), (7, 2877749408), (8, 2518030732), (14, 1438874704), (16, 1259015366), (28, 719437352), (32, 629507683), (56, 359718676), (112, 179859338), (181, 111294176), (224, 89929669), (362, 55647088), (724, 27823544), (1267, 15899168), (1448, 13911772), (2534, 7949584), (2896, 6955886), (5068, 3974792), (5792, 3477943), (10136, 1987396), (20272, 993698), (40544, 496849)]