20135744

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:631

約数の個数: 56

約数和(自身を含む): 43586400

約数和(自身を除く): 23450656

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 152, 232, 304, 464, 551, 571, 608, 928, 1102, 1142, 1216, 1856, 2204, 2284, 4408, 4568, 8816, 9136, 10849, 16559, 17632, 18272, 21698, 33118, 35264, 36544, 43396, 66236, 86792, 132472, 173584, 264944, 314621, 347168, 529888, 629242, 694336, 1059776, 1258484, 2516968, 5033936, 10067872, 20135744]

約数ペア:

[(1, 20135744), (2, 10067872), (4, 5033936), (8, 2516968), (16, 1258484), (19, 1059776), (29, 694336), (32, 629242), (38, 529888), (58, 347168), (64, 314621), (76, 264944), (116, 173584), (152, 132472), (232, 86792), (304, 66236), (464, 43396), (551, 36544), (571, 35264), (608, 33118), (928, 21698), (1102, 18272), (1142, 17632), (1216, 16559), (1856, 10849), (2204, 9136), (2284, 8816), (4408, 4568)]