20149008

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1284

約数の個数: 80

約数和(自身を含む): 58662912

約数和(自身を除く): 38513904

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 124, 132, 176, 186, 248, 264, 341, 372, 496, 528, 682, 744, 1023, 1231, 1364, 1488, 2046, 2462, 2728, 3693, 4092, 4924, 5456, 7386, 8184, 9848, 13541, 14772, 16368, 19696, 27082, 29544, 38161, 40623, 54164, 59088, 76322, 81246, 108328, 114483, 152644, 162492, 216656, 228966, 305288, 324984, 419771, 457932, 610576, 649968, 839542, 915864, 1259313, 1679084, 1831728, 2518626, 3358168, 5037252, 6716336, 10074504, 20149008]

約数ペア:

[(1, 20149008), (2, 10074504), (3, 6716336), (4, 5037252), (6, 3358168), (8, 2518626), (11, 1831728), (12, 1679084), (16, 1259313), (22, 915864), (24, 839542), (31, 649968), (33, 610576), (44, 457932), (48, 419771), (62, 324984), (66, 305288), (88, 228966), (93, 216656), (124, 162492), (132, 152644), (176, 114483), (186, 108328), (248, 81246), (264, 76322), (341, 59088), (372, 54164), (496, 40623), (528, 38161), (682, 29544), (744, 27082), (1023, 19696), (1231, 16368), (1364, 14772), (1488, 13541), (2046, 9848), (2462, 8184), (2728, 7386), (3693, 5456), (4092, 4924)]