20163519232

素因数分解:

$2^8\times {\mathrm{41}}^1\times {\mathrm{787}}^1\times {\mathrm{2441}}^1$

素因数の和:3285

約数の個数: 72

約数和(自身を含む): 41299240752

約数和(自身を除く): 21135721520

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 656, 787, 1312, 1574, 2441, 2624, 3148, 4882, 5248, 6296, 9764, 10496, 12592, 19528, 25184, 32267, 39056, 50368, 64534, 78112, 100081, 100736, 129068, 156224, 200162, 201472, 258136, 312448, 400324, 516272, 624896, 800648, 1032544, 1601296, 1921067, 2065088, 3202592, 3842134, 4130176, 6405184, 7684268, 8260352, 12810368, 15368536, 25620736, 30737072, 61474144, 78763747, 122948288, 157527494, 245896576, 315054988, 491793152, 630109976, 1260219952, 2520439904, 5040879808, 10081759616, 20163519232]

約数ペア:

[(1, 20163519232), (2, 10081759616), (4, 5040879808), (8, 2520439904), (16, 1260219952), (32, 630109976), (41, 491793152), (64, 315054988), (82, 245896576), (128, 157527494), (164, 122948288), (256, 78763747), (328, 61474144), (656, 30737072), (787, 25620736), (1312, 15368536), (1574, 12810368), (2441, 8260352), (2624, 7684268), (3148, 6405184), (4882, 4130176), (5248, 3842134), (6296, 3202592), (9764, 2065088), (10496, 1921067), (12592, 1601296), (19528, 1032544), (25184, 800648), (32267, 624896), (39056, 516272), (50368, 400324), (64534, 312448), (78112, 258136), (100081, 201472), (100736, 200162), (129068, 156224)]