1998927616

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{35983}}^1$

素因数の和:36037

約数の個数: 72

約数和(自身を含む): 4707282944

約数和(自身を除く): 2708355328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1736, 1792, 1984, 3472, 3968, 6944, 7936, 13888, 27776, 35983, 55552, 71966, 143932, 251881, 287864, 503762, 575728, 1007524, 1115473, 1151456, 2015048, 2230946, 2302912, 4030096, 4461892, 4605824, 7808311, 8060192, 8923784, 9211648, 15616622, 16120384, 17847568, 31233244, 32240768, 35695136, 62466488, 64481536, 71390272, 124932976, 142780544, 249865952, 285561088, 499731904, 999463808, 1998927616]

約数ペア:

[(1, 1998927616), (2, 999463808), (4, 499731904), (7, 285561088), (8, 249865952), (14, 142780544), (16, 124932976), (28, 71390272), (31, 64481536), (32, 62466488), (56, 35695136), (62, 32240768), (64, 31233244), (112, 17847568), (124, 16120384), (128, 15616622), (217, 9211648), (224, 8923784), (248, 8060192), (256, 7808311), (434, 4605824), (448, 4461892), (496, 4030096), (868, 2302912), (896, 2230946), (992, 2015048), (1736, 1151456), (1792, 1115473), (1984, 1007524), (3472, 575728), (3968, 503762), (6944, 287864), (7936, 251881), (13888, 143932), (27776, 71966), (35983, 55552)]