1999646572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{10289}}^1$

素因数の和:10942

約数の個数: 48

約数和(自身を含む): 4370204160

約数和(自身を除く): 2370557588

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 631, 1262, 2524, 4417, 6941, 8834, 10289, 13882, 17668, 20578, 27764, 41156, 48587, 72023, 97174, 113179, 144046, 194348, 226358, 288092, 452716, 792253, 1584506, 3169012, 6492359, 12984718, 25969436, 45446513, 71415949, 90893026, 142831898, 181786052, 285663796, 499911643, 999823286, 1999646572]

約数ペア:

[(1, 1999646572), (2, 999823286), (4, 499911643), (7, 285663796), (11, 181786052), (14, 142831898), (22, 90893026), (28, 71415949), (44, 45446513), (77, 25969436), (154, 12984718), (308, 6492359), (631, 3169012), (1262, 1584506), (2524, 792253), (4417, 452716), (6941, 288092), (8834, 226358), (10289, 194348), (13882, 144046), (17668, 113179), (20578, 97174), (27764, 72023), (41156, 48587)]