20456250528

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{204301}}^1$

素因数の和:204470

約数の個数: 96

約数和(自身を含む): 61780924800

約数和(自身を除く): 41324674272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 149, 168, 224, 298, 336, 447, 596, 672, 894, 1043, 1192, 1788, 2086, 2384, 3129, 3576, 4172, 4768, 6258, 7152, 8344, 12516, 14304, 16688, 25032, 33376, 50064, 100128, 204301, 408602, 612903, 817204, 1225806, 1430107, 1634408, 2451612, 2860214, 3268816, 4290321, 4903224, 5720428, 6537632, 8580642, 9806448, 11440856, 17161284, 19612896, 22881712, 30440849, 34322568, 45763424, 60881698, 68645136, 91322547, 121763396, 137290272, 182645094, 213085943, 243526792, 365290188, 426171886, 487053584, 639257829, 730580376, 852343772, 974107168, 1278515658, 1461160752, 1704687544, 2557031316, 2922321504, 3409375088, 5114062632, 6818750176, 10228125264, 20456250528]

約数ペア:

[(1, 20456250528), (2, 10228125264), (3, 6818750176), (4, 5114062632), (6, 3409375088), (7, 2922321504), (8, 2557031316), (12, 1704687544), (14, 1461160752), (16, 1278515658), (21, 974107168), (24, 852343772), (28, 730580376), (32, 639257829), (42, 487053584), (48, 426171886), (56, 365290188), (84, 243526792), (96, 213085943), (112, 182645094), (149, 137290272), (168, 121763396), (224, 91322547), (298, 68645136), (336, 60881698), (447, 45763424), (596, 34322568), (672, 30440849), (894, 22881712), (1043, 19612896), (1192, 17161284), (1788, 11440856), (2086, 9806448), (2384, 8580642), (3129, 6537632), (3576, 5720428), (4172, 4903224), (4768, 4290321), (6258, 3268816), (7152, 2860214), (8344, 2451612), (12516, 1634408), (14304, 1430107), (16688, 1225806), (25032, 817204), (33376, 612903), (50064, 408602), (100128, 204301)]