20374775296

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{11777}}^1$

素因数の和:11935

約数の個数: 80

約数和(自身を含む): 42412106880

約数和(自身を除く): 22037331584

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 109, 124, 128, 218, 248, 256, 436, 496, 512, 872, 992, 1744, 1984, 3379, 3488, 3968, 6758, 6976, 7936, 11777, 13516, 13952, 15872, 23554, 27032, 27904, 47108, 54064, 55808, 94216, 108128, 188432, 216256, 365087, 376864, 432512, 730174, 753728, 865024, 1283693, 1460348, 1507456, 1730048, 2567386, 2920696, 3014912, 5134772, 5841392, 6029824, 10269544, 11682784, 20539088, 23365568, 39794483, 41078176, 46731136, 79588966, 82156352, 93462272, 159177932, 164312704, 186924544, 318355864, 328625408, 636711728, 657250816, 1273423456, 2546846912, 5093693824, 10187387648, 20374775296]

約数ペア:

[(1, 20374775296), (2, 10187387648), (4, 5093693824), (8, 2546846912), (16, 1273423456), (31, 657250816), (32, 636711728), (62, 328625408), (64, 318355864), (109, 186924544), (124, 164312704), (128, 159177932), (218, 93462272), (248, 82156352), (256, 79588966), (436, 46731136), (496, 41078176), (512, 39794483), (872, 23365568), (992, 20539088), (1744, 11682784), (1984, 10269544), (3379, 6029824), (3488, 5841392), (3968, 5134772), (6758, 3014912), (6976, 2920696), (7936, 2567386), (11777, 1730048), (13516, 1507456), (13952, 1460348), (15872, 1283693), (23554, 865024), (27032, 753728), (27904, 730174), (47108, 432512), (54064, 376864), (55808, 365087), (94216, 216256), (108128, 188432)]