20171119072

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{16487}}^1$

素因数の和:16700

約数の個数: 96

約数和(自身を含む): 45546846912

約数和(自身を除く): 25375727840

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 173, 208, 221, 272, 346, 416, 442, 544, 692, 884, 1384, 1768, 2249, 2768, 2941, 3536, 4498, 5536, 5882, 7072, 8996, 11764, 16487, 17992, 23528, 32974, 35984, 38233, 47056, 65948, 71968, 76466, 94112, 131896, 152932, 214331, 263792, 280279, 305864, 428662, 527584, 560558, 611728, 857324, 1121116, 1223456, 1714648, 2242232, 2852251, 3429296, 3643627, 4484464, 5704502, 6858592, 7287254, 8968928, 11409004, 14574508, 22818008, 29149016, 37079263, 45636016, 48488267, 58298032, 74158526, 91272032, 96976534, 116596064, 148317052, 193953068, 296634104, 387906136, 593268208, 630347471, 775812272, 1186536416, 1260694942, 1551624544, 2521389884, 5042779768, 10085559536, 20171119072]

約数ペア:

[(1, 20171119072), (2, 10085559536), (4, 5042779768), (8, 2521389884), (13, 1551624544), (16, 1260694942), (17, 1186536416), (26, 775812272), (32, 630347471), (34, 593268208), (52, 387906136), (68, 296634104), (104, 193953068), (136, 148317052), (173, 116596064), (208, 96976534), (221, 91272032), (272, 74158526), (346, 58298032), (416, 48488267), (442, 45636016), (544, 37079263), (692, 29149016), (884, 22818008), (1384, 14574508), (1768, 11409004), (2249, 8968928), (2768, 7287254), (2941, 6858592), (3536, 5704502), (4498, 4484464), (5536, 3643627), (5882, 3429296), (7072, 2852251), (8996, 2242232), (11764, 1714648), (16487, 1223456), (17992, 1121116), (23528, 857324), (32974, 611728), (35984, 560558), (38233, 527584), (47056, 428662), (65948, 305864), (71968, 280279), (76466, 263792), (94112, 214331), (131896, 152932)]