19924648

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{811}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 38878560

約数和(自身を除く): 18953912

約数列:

[1, 2, 4, 8, 37, 74, 83, 148, 166, 296, 332, 664, 811, 1622, 3071, 3244, 6142, 6488, 12284, 24568, 30007, 60014, 67313, 120028, 134626, 240056, 269252, 538504, 2490581, 4981162, 9962324, 19924648]

約数ペア:

[(1, 19924648), (2, 9962324), (4, 4981162), (8, 2490581), (37, 538504), (74, 269252), (83, 240056), (148, 134626), (166, 120028), (296, 67313), (332, 60014), (664, 30007), (811, 24568), (1622, 12284), (3071, 6488), (3244, 6142)]