18932082

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 43497216

約数和(自身を除く): 24565134

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 61, 69, 78, 122, 138, 173, 183, 299, 346, 366, 519, 598, 793, 897, 1038, 1403, 1586, 1794, 2249, 2379, 2806, 3979, 4209, 4498, 4758, 6747, 7958, 8418, 10553, 11937, 13494, 18239, 21106, 23874, 31659, 36478, 51727, 54717, 63318, 103454, 109434, 137189, 155181, 242719, 274378, 310362, 411567, 485438, 728157, 823134, 1456314, 3155347, 6310694, 9466041, 18932082]

約数ペア:

[(1, 18932082), (2, 9466041), (3, 6310694), (6, 3155347), (13, 1456314), (23, 823134), (26, 728157), (39, 485438), (46, 411567), (61, 310362), (69, 274378), (78, 242719), (122, 155181), (138, 137189), (173, 109434), (183, 103454), (299, 63318), (346, 54717), (366, 51727), (519, 36478), (598, 31659), (793, 23874), (897, 21106), (1038, 18239), (1403, 13494), (1586, 11937), (1794, 10553), (2249, 8418), (2379, 7958), (2806, 6747), (3979, 4758), (4209, 4498)]