19638936

素因数分解:

$2^3\times 3^4\times {\mathrm{30307}}^1$

素因数の和:30325

約数の個数: 40

約数和(自身を含む): 55009020

約数和(自身を除く): 35370084

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 30307, 60614, 90921, 121228, 181842, 242456, 272763, 363684, 545526, 727368, 818289, 1091052, 1636578, 2182104, 2454867, 3273156, 4909734, 6546312, 9819468, 19638936]

約数ペア:

[(1, 19638936), (2, 9819468), (3, 6546312), (4, 4909734), (6, 3273156), (8, 2454867), (9, 2182104), (12, 1636578), (18, 1091052), (24, 818289), (27, 727368), (36, 545526), (54, 363684), (72, 272763), (81, 242456), (108, 181842), (162, 121228), (216, 90921), (324, 60614), (648, 30307)]