18922554

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1901}}^1$

素因数の和:1995

約数の個数: 48

約数和(自身を含む): 47473920

約数和(自身を除く): 28551366

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 1901, 3318, 3802, 4977, 5703, 9954, 11406, 13307, 17109, 26614, 34218, 39921, 79842, 119763, 150179, 239526, 300358, 450537, 901074, 1051253, 1351611, 2102506, 2703222, 3153759, 6307518, 9461277, 18922554]

約数ペア:

[(1, 18922554), (2, 9461277), (3, 6307518), (6, 3153759), (7, 2703222), (9, 2102506), (14, 1351611), (18, 1051253), (21, 901074), (42, 450537), (63, 300358), (79, 239526), (126, 150179), (158, 119763), (237, 79842), (474, 39921), (553, 34218), (711, 26614), (1106, 17109), (1422, 13307), (1659, 11406), (1901, 9954), (3318, 5703), (3802, 4977)]