18975636

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{8641}}^1$

素因数の和:8712

約数の個数: 36

約数和(自身を含む): 48758164

約数和(自身を除く): 29782528

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 8641, 17282, 25923, 34564, 51846, 77769, 103692, 155538, 311076, 527101, 1054202, 1581303, 2108404, 3162606, 4743909, 6325212, 9487818, 18975636]

約数ペア:

[(1, 18975636), (2, 9487818), (3, 6325212), (4, 4743909), (6, 3162606), (9, 2108404), (12, 1581303), (18, 1054202), (36, 527101), (61, 311076), (122, 155538), (183, 103692), (244, 77769), (366, 51846), (549, 34564), (732, 25923), (1098, 17282), (2196, 8641)]