1915804528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{1229}}^1$

素因数の和:1786

約数の個数: 80

約数和(自身を含む): 4299233760

約数和(自身を除く): 2383429232

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 521, 748, 1042, 1229, 1496, 2084, 2458, 2992, 4168, 4916, 5731, 8336, 8857, 9832, 11462, 13519, 17714, 19664, 20893, 22924, 27038, 35428, 41786, 45848, 54076, 70856, 83572, 91696, 97427, 108152, 141712, 167144, 194854, 216304, 229823, 334288, 389708, 459646, 640309, 779416, 919292, 1280618, 1558832, 1838584, 2561236, 3677168, 5122472, 7043399, 10244944, 10885253, 14086798, 21770506, 28173596, 43541012, 56347192, 87082024, 112694384, 119737783, 174164048, 239475566, 478951132, 957902264, 1915804528]

約数ペア:

[(1, 1915804528), (2, 957902264), (4, 478951132), (8, 239475566), (11, 174164048), (16, 119737783), (17, 112694384), (22, 87082024), (34, 56347192), (44, 43541012), (68, 28173596), (88, 21770506), (136, 14086798), (176, 10885253), (187, 10244944), (272, 7043399), (374, 5122472), (521, 3677168), (748, 2561236), (1042, 1838584), (1229, 1558832), (1496, 1280618), (2084, 919292), (2458, 779416), (2992, 640309), (4168, 459646), (4916, 389708), (5731, 334288), (8336, 229823), (8857, 216304), (9832, 194854), (11462, 167144), (13519, 141712), (17714, 108152), (19664, 97427), (20893, 91696), (22924, 83572), (27038, 70856), (35428, 54076), (41786, 45848)]