20149874748

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{53069}}^1$

素因数の和:53331

約数の個数: 72

約数和(自身を含む): 52157196000

約数和(自身を除く): 32007321252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 199, 212, 318, 398, 477, 597, 636, 796, 954, 1194, 1791, 1908, 2388, 3582, 7164, 10547, 21094, 31641, 42188, 53069, 63282, 94923, 106138, 126564, 159207, 189846, 212276, 318414, 379692, 477621, 636828, 955242, 1910484, 2812657, 5625314, 8437971, 10560731, 11250628, 16875942, 21121462, 25313913, 31682193, 33751884, 42242924, 50627826, 63364386, 95046579, 101255652, 126728772, 190093158, 380186316, 559718743, 1119437486, 1679156229, 2238874972, 3358312458, 5037468687, 6716624916, 10074937374, 20149874748]

約数ペア:

[(1, 20149874748), (2, 10074937374), (3, 6716624916), (4, 5037468687), (6, 3358312458), (9, 2238874972), (12, 1679156229), (18, 1119437486), (36, 559718743), (53, 380186316), (106, 190093158), (159, 126728772), (199, 101255652), (212, 95046579), (318, 63364386), (398, 50627826), (477, 42242924), (597, 33751884), (636, 31682193), (796, 25313913), (954, 21121462), (1194, 16875942), (1791, 11250628), (1908, 10560731), (2388, 8437971), (3582, 5625314), (7164, 2812657), (10547, 1910484), (21094, 955242), (31641, 636828), (42188, 477621), (53069, 379692), (63282, 318414), (94923, 212276), (106138, 189846), (126564, 159207)]