19913148

素因数分解:

$2^2\times 3^3\times {\mathrm{47}}^1\times {\mathrm{3923}}^1$

素因数の和:3983

約数の個数: 48

約数和(自身を含む): 52738560

約数和(自身を除く): 32825412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 108, 141, 188, 282, 423, 564, 846, 1269, 1692, 2538, 3923, 5076, 7846, 11769, 15692, 23538, 35307, 47076, 70614, 105921, 141228, 184381, 211842, 368762, 423684, 553143, 737524, 1106286, 1659429, 2212572, 3318858, 4978287, 6637716, 9956574, 19913148]

約数ペア:

[(1, 19913148), (2, 9956574), (3, 6637716), (4, 4978287), (6, 3318858), (9, 2212572), (12, 1659429), (18, 1106286), (27, 737524), (36, 553143), (47, 423684), (54, 368762), (94, 211842), (108, 184381), (141, 141228), (188, 105921), (282, 70614), (423, 47076), (564, 35307), (846, 23538), (1269, 15692), (1692, 11769), (2538, 7846), (3923, 5076)]