18200806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 12643994

約数列:

[1, 2, 13, 26, 29, 58, 101, 202, 239, 377, 478, 754, 1313, 2626, 2929, 3107, 5858, 6214, 6931, 13862, 24139, 38077, 48278, 76154, 90103, 180206, 313807, 627614, 700031, 1400062, 9100403, 18200806]

約数ペア:

[(1, 18200806), (2, 9100403), (13, 1400062), (26, 700031), (29, 627614), (58, 313807), (101, 180206), (202, 90103), (239, 76154), (377, 48278), (478, 38077), (754, 24139), (1313, 13862), (2626, 6931), (2929, 6214), (3107, 5858)]