18445668

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 44330496

約数和(自身を除く): 25884828

約数列:

[1, 2, 3, 4, 6, 12, 61, 113, 122, 183, 223, 226, 244, 339, 366, 446, 452, 669, 678, 732, 892, 1338, 1356, 2676, 6893, 13603, 13786, 20679, 25199, 27206, 27572, 40809, 41358, 50398, 54412, 75597, 81618, 82716, 100796, 151194, 163236, 302388, 1537139, 3074278, 4611417, 6148556, 9222834, 18445668]

約数ペア:

[(1, 18445668), (2, 9222834), (3, 6148556), (4, 4611417), (6, 3074278), (12, 1537139), (61, 302388), (113, 163236), (122, 151194), (183, 100796), (223, 82716), (226, 81618), (244, 75597), (339, 54412), (366, 50398), (446, 41358), (452, 40809), (669, 27572), (678, 27206), (732, 25199), (892, 20679), (1338, 13786), (1356, 13603), (2676, 6893)]