19385808

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:732

約数の個数: 80

約数和(自身を含む): 55163136

約数和(自身を除く): 35777328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 47, 48, 52, 78, 94, 104, 141, 156, 188, 208, 282, 312, 376, 564, 611, 624, 661, 752, 1128, 1222, 1322, 1833, 1983, 2256, 2444, 2644, 3666, 3966, 4888, 5288, 7332, 7932, 8593, 9776, 10576, 14664, 15864, 17186, 25779, 29328, 31067, 31728, 34372, 51558, 62134, 68744, 93201, 103116, 124268, 137488, 186402, 206232, 248536, 372804, 403871, 412464, 497072, 745608, 807742, 1211613, 1491216, 1615484, 2423226, 3230968, 4846452, 6461936, 9692904, 19385808]

約数ペア:

[(1, 19385808), (2, 9692904), (3, 6461936), (4, 4846452), (6, 3230968), (8, 2423226), (12, 1615484), (13, 1491216), (16, 1211613), (24, 807742), (26, 745608), (39, 497072), (47, 412464), (48, 403871), (52, 372804), (78, 248536), (94, 206232), (104, 186402), (141, 137488), (156, 124268), (188, 103116), (208, 93201), (282, 68744), (312, 62134), (376, 51558), (564, 34372), (611, 31728), (624, 31067), (661, 29328), (752, 25779), (1128, 17186), (1222, 15864), (1322, 14664), (1833, 10576), (1983, 9776), (2256, 8593), (2444, 7932), (2644, 7332), (3666, 5288), (3966, 4888)]