13816990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 28823760

約数和(自身を除く): 15006770

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 418, 601, 605, 1045, 1202, 1210, 2090, 2299, 3005, 4598, 6010, 6611, 11419, 11495, 13222, 22838, 22990, 33055, 57095, 66110, 72721, 114190, 125609, 145442, 251218, 363605, 628045, 727210, 1256090, 1381699, 2763398, 6908495, 13816990]

約数ペア:

[(1, 13816990), (2, 6908495), (5, 2763398), (10, 1381699), (11, 1256090), (19, 727210), (22, 628045), (38, 363605), (55, 251218), (95, 145442), (110, 125609), (121, 114190), (190, 72721), (209, 66110), (242, 57095), (418, 33055), (601, 22990), (605, 22838), (1045, 13222), (1202, 11495), (1210, 11419), (2090, 6611), (2299, 6010), (3005, 4598)]