19351395

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2671}}^1$

素因数の和:2712

約数の個数: 48

約数和(自身を含む): 40015872

約数和(自身を除く): 20664477

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, 2671, 7245, 8013, 13355, 18697, 24039, 40065, 56091, 61433, 93485, 120195, 168273, 184299, 280455, 307165, 430031, 552897, 841365, 921495, 1290093, 2150155, 2764485, 3870279, 6450465, 19351395]

約数ペア:

[(1, 19351395), (3, 6450465), (5, 3870279), (7, 2764485), (9, 2150155), (15, 1290093), (21, 921495), (23, 841365), (35, 552897), (45, 430031), (63, 307165), (69, 280455), (105, 184299), (115, 168273), (161, 120195), (207, 93485), (315, 61433), (345, 56091), (483, 40065), (805, 24039), (1035, 18697), (1449, 13355), (2415, 8013), (2671, 7245)]