18715696965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2583257}}^1$

素因数の和:2583298

約数の個数: 48

約数和(自身を含む): 38686871808

約数和(自身を除く): 19971174843

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, 7245, 2583257, 7749771, 12916285, 18082799, 23249313, 38748855, 54248397, 59414911, 90413995, 116246565, 162745191, 178244733, 271241985, 297074555, 415904377, 534734199, 813725955, 891223665, 1247713131, 2079521885, 2673670995, 3743139393, 6238565655, 18715696965]

約数ペア:

[(1, 18715696965), (3, 6238565655), (5, 3743139393), (7, 2673670995), (9, 2079521885), (15, 1247713131), (21, 891223665), (23, 813725955), (35, 534734199), (45, 415904377), (63, 297074555), (69, 271241985), (105, 178244733), (115, 162745191), (161, 116246565), (207, 90413995), (315, 59414911), (345, 54248397), (483, 38748855), (805, 23249313), (1035, 18082799), (1449, 12916285), (2415, 7749771), (7245, 2583257)]