19797246

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3343}}^1$

素因数の和:3405

約数の個数: 48

約数和(自身を含む): 50079744

約数和(自身を除く): 30282498

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1974, 2961, 3343, 5922, 6686, 10029, 20058, 23401, 30087, 46802, 60174, 70203, 140406, 157121, 210609, 314242, 421218, 471363, 942726, 1099847, 1414089, 2199694, 2828178, 3299541, 6599082, 9898623, 19797246]

約数ペア:

[(1, 19797246), (2, 9898623), (3, 6599082), (6, 3299541), (7, 2828178), (9, 2199694), (14, 1414089), (18, 1099847), (21, 942726), (42, 471363), (47, 421218), (63, 314242), (94, 210609), (126, 157121), (141, 140406), (282, 70203), (329, 60174), (423, 46802), (658, 30087), (846, 23401), (987, 20058), (1974, 10029), (2961, 6686), (3343, 5922)]