19178964

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1103}}^1$

素因数の和:1146

約数の個数: 96

約数和(自身を含む): 59351040

約数和(自身を除く): 40172076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 84, 92, 108, 126, 138, 161, 189, 207, 252, 276, 322, 378, 414, 483, 621, 644, 756, 828, 966, 1103, 1242, 1449, 1932, 2206, 2484, 2898, 3309, 4347, 4412, 5796, 6618, 7721, 8694, 9927, 13236, 15442, 17388, 19854, 23163, 25369, 29781, 30884, 39708, 46326, 50738, 59562, 69489, 76107, 92652, 101476, 119124, 138978, 152214, 177583, 208467, 228321, 277956, 304428, 355166, 416934, 456642, 532749, 684963, 710332, 833868, 913284, 1065498, 1369926, 1598247, 2130996, 2739852, 3196494, 4794741, 6392988, 9589482, 19178964]

約数ペア:

[(1, 19178964), (2, 9589482), (3, 6392988), (4, 4794741), (6, 3196494), (7, 2739852), (9, 2130996), (12, 1598247), (14, 1369926), (18, 1065498), (21, 913284), (23, 833868), (27, 710332), (28, 684963), (36, 532749), (42, 456642), (46, 416934), (54, 355166), (63, 304428), (69, 277956), (84, 228321), (92, 208467), (108, 177583), (126, 152214), (138, 138978), (161, 119124), (189, 101476), (207, 92652), (252, 76107), (276, 69489), (322, 59562), (378, 50738), (414, 46326), (483, 39708), (621, 30884), (644, 29781), (756, 25369), (828, 23163), (966, 19854), (1103, 17388), (1242, 15442), (1449, 13236), (1932, 9927), (2206, 8694), (2484, 7721), (2898, 6618), (3309, 5796), (4347, 4412)]