16819764

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{787}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 42627648

約数和(自身を除く): 25807884

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 137, 156, 274, 411, 548, 787, 822, 1574, 1644, 1781, 2361, 3148, 3562, 4722, 5343, 7124, 9444, 10231, 10686, 20462, 21372, 30693, 40924, 61386, 107819, 122772, 215638, 323457, 431276, 646914, 1293828, 1401647, 2803294, 4204941, 5606588, 8409882, 16819764]

約数ペア:

[(1, 16819764), (2, 8409882), (3, 5606588), (4, 4204941), (6, 2803294), (12, 1401647), (13, 1293828), (26, 646914), (39, 431276), (52, 323457), (78, 215638), (137, 122772), (156, 107819), (274, 61386), (411, 40924), (548, 30693), (787, 21372), (822, 20462), (1574, 10686), (1644, 10231), (1781, 9444), (2361, 7124), (3148, 5343), (3562, 4722)]