19640796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3203}}^1$

素因数の和:3290

約数の個数: 48

約数和(自身を含む): 53109504

約数和(自身を除く): 33468708

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 219, 292, 438, 511, 876, 1022, 1533, 2044, 3066, 3203, 6132, 6406, 9609, 12812, 19218, 22421, 38436, 44842, 67263, 89684, 134526, 233819, 269052, 467638, 701457, 935276, 1402914, 1636733, 2805828, 3273466, 4910199, 6546932, 9820398, 19640796]

約数ペア:

[(1, 19640796), (2, 9820398), (3, 6546932), (4, 4910199), (6, 3273466), (7, 2805828), (12, 1636733), (14, 1402914), (21, 935276), (28, 701457), (42, 467638), (73, 269052), (84, 233819), (146, 134526), (219, 89684), (292, 67263), (438, 44842), (511, 38436), (876, 22421), (1022, 19218), (1533, 12812), (2044, 9609), (3066, 6406), (3203, 6132)]