19647376

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{607}}^1$

素因数の和:656

約数の個数: 60

約数和(自身を含む): 46290688

約数和(自身を除く): 26643312

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 289, 476, 578, 607, 952, 1156, 1214, 1904, 2023, 2312, 2428, 4046, 4249, 4624, 4856, 8092, 8498, 9712, 10319, 16184, 16996, 20638, 32368, 33992, 41276, 67984, 72233, 82552, 144466, 165104, 175423, 288932, 350846, 577864, 701692, 1155728, 1227961, 1403384, 2455922, 2806768, 4911844, 9823688, 19647376]

約数ペア:

[(1, 19647376), (2, 9823688), (4, 4911844), (7, 2806768), (8, 2455922), (14, 1403384), (16, 1227961), (17, 1155728), (28, 701692), (34, 577864), (56, 350846), (68, 288932), (112, 175423), (119, 165104), (136, 144466), (238, 82552), (272, 72233), (289, 67984), (476, 41276), (578, 33992), (607, 32368), (952, 20638), (1156, 16996), (1214, 16184), (1904, 10319), (2023, 9712), (2312, 8498), (2428, 8092), (4046, 4856), (4249, 4624)]