18662890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1531}}^1$

素因数の和:1614

約数の個数: 32

約数和(自身を含む): 35738496

約数和(自身を除く): 17075606

約数列:

[1, 2, 5, 10, 23, 46, 53, 106, 115, 230, 265, 530, 1219, 1531, 2438, 3062, 6095, 7655, 12190, 15310, 35213, 70426, 81143, 162286, 176065, 352130, 405715, 811430, 1866289, 3732578, 9331445, 18662890]

約数ペア:

[(1, 18662890), (2, 9331445), (5, 3732578), (10, 1866289), (23, 811430), (46, 405715), (53, 352130), (106, 176065), (115, 162286), (230, 81143), (265, 70426), (530, 35213), (1219, 15310), (1531, 12190), (2438, 7655), (3062, 6095)]