19264455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2659}}^1$

素因数の和:2700

約数の個数: 48

約数和(自身を含む): 39836160

約数和(自身を除く): 20571705

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 315, 345, 483, 805, 1035, 1449, 2415, 2659, 7245, 7977, 13295, 18613, 23931, 39885, 55839, 61157, 93065, 119655, 167517, 183471, 279195, 305785, 428099, 550413, 837585, 917355, 1284297, 2140495, 2752065, 3852891, 6421485, 19264455]

約数ペア:

[(1, 19264455), (3, 6421485), (5, 3852891), (7, 2752065), (9, 2140495), (15, 1284297), (21, 917355), (23, 837585), (35, 550413), (45, 428099), (63, 305785), (69, 279195), (105, 183471), (115, 167517), (161, 119655), (207, 93065), (315, 61157), (345, 55839), (483, 39885), (805, 23931), (1035, 18613), (1449, 13295), (2415, 7977), (2659, 7245)]