20361684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1087}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 54591488

約数和(自身を除く): 34229804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 223, 446, 669, 892, 1087, 1338, 1561, 2174, 2676, 3122, 3261, 4348, 4683, 6244, 6522, 7609, 9366, 13044, 15218, 18732, 22827, 30436, 45654, 91308, 242401, 484802, 727203, 969604, 1454406, 1696807, 2908812, 3393614, 5090421, 6787228, 10180842, 20361684]

約数ペア:

[(1, 20361684), (2, 10180842), (3, 6787228), (4, 5090421), (6, 3393614), (7, 2908812), (12, 1696807), (14, 1454406), (21, 969604), (28, 727203), (42, 484802), (84, 242401), (223, 91308), (446, 45654), (669, 30436), (892, 22827), (1087, 18732), (1338, 15218), (1561, 13044), (2174, 9366), (2676, 7609), (3122, 6522), (3261, 6244), (4348, 4683)]