19712646

素因数分解:

$2^1\times 3^5\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 45287424

約数和(自身を除く): 25574778

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 81, 94, 141, 162, 243, 282, 423, 486, 846, 863, 1269, 1726, 2538, 2589, 3807, 5178, 7614, 7767, 11421, 15534, 22842, 23301, 40561, 46602, 69903, 81122, 121683, 139806, 209709, 243366, 365049, 419418, 730098, 1095147, 2190294, 3285441, 6570882, 9856323, 19712646]

約数ペア:

[(1, 19712646), (2, 9856323), (3, 6570882), (6, 3285441), (9, 2190294), (18, 1095147), (27, 730098), (47, 419418), (54, 365049), (81, 243366), (94, 209709), (141, 139806), (162, 121683), (243, 81122), (282, 69903), (423, 46602), (486, 40561), (846, 23301), (863, 22842), (1269, 15534), (1726, 11421), (2538, 7767), (2589, 7614), (3807, 5178)]