20402896968

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{67939}}^1$

素因数の和:68091

約数の個数: 96

約数和(自身を含む): 57126669600

約数和(自身を除く): 36723772632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 97, 129, 172, 194, 258, 291, 344, 387, 388, 516, 582, 774, 776, 873, 1032, 1164, 1548, 1746, 2328, 3096, 3492, 4171, 6984, 8342, 12513, 16684, 25026, 33368, 37539, 50052, 67939, 75078, 100104, 135878, 150156, 203817, 271756, 300312, 407634, 543512, 611451, 815268, 1222902, 1630536, 2445804, 2921377, 4891608, 5842754, 6590083, 8764131, 11685508, 13180166, 17528262, 19770249, 23371016, 26292393, 26360332, 35056524, 39540498, 52584786, 52720664, 59310747, 70113048, 79080996, 105169572, 118621494, 158161992, 210339144, 237242988, 283373569, 474485976, 566747138, 850120707, 1133494276, 1700241414, 2266988552, 2550362121, 3400482828, 5100724242, 6800965656, 10201448484, 20402896968]

約数ペア:

[(1, 20402896968), (2, 10201448484), (3, 6800965656), (4, 5100724242), (6, 3400482828), (8, 2550362121), (9, 2266988552), (12, 1700241414), (18, 1133494276), (24, 850120707), (36, 566747138), (43, 474485976), (72, 283373569), (86, 237242988), (97, 210339144), (129, 158161992), (172, 118621494), (194, 105169572), (258, 79080996), (291, 70113048), (344, 59310747), (387, 52720664), (388, 52584786), (516, 39540498), (582, 35056524), (774, 26360332), (776, 26292393), (873, 23371016), (1032, 19770249), (1164, 17528262), (1548, 13180166), (1746, 11685508), (2328, 8764131), (3096, 6590083), (3492, 5842754), (4171, 4891608), (6984, 2921377), (8342, 2445804), (12513, 1630536), (16684, 1222902), (25026, 815268), (33368, 611451), (37539, 543512), (50052, 407634), (67939, 300312), (75078, 271756), (100104, 203817), (135878, 150156)]