19807008

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 57153600

約数和(自身を除く): 37346592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 59, 78, 96, 104, 118, 156, 177, 208, 236, 269, 312, 354, 416, 472, 538, 624, 708, 767, 807, 944, 1076, 1248, 1416, 1534, 1614, 1888, 2152, 2301, 2832, 3068, 3228, 3497, 4304, 4602, 5664, 6136, 6456, 6994, 8608, 9204, 10491, 12272, 12912, 13988, 15871, 18408, 20982, 24544, 25824, 27976, 31742, 36816, 41964, 47613, 55952, 63484, 73632, 83928, 95226, 111904, 126968, 167856, 190452, 206323, 253936, 335712, 380904, 412646, 507872, 618969, 761808, 825292, 1237938, 1523616, 1650584, 2475876, 3301168, 4951752, 6602336, 9903504, 19807008]

約数ペア:

[(1, 19807008), (2, 9903504), (3, 6602336), (4, 4951752), (6, 3301168), (8, 2475876), (12, 1650584), (13, 1523616), (16, 1237938), (24, 825292), (26, 761808), (32, 618969), (39, 507872), (48, 412646), (52, 380904), (59, 335712), (78, 253936), (96, 206323), (104, 190452), (118, 167856), (156, 126968), (177, 111904), (208, 95226), (236, 83928), (269, 73632), (312, 63484), (354, 55952), (416, 47613), (472, 41964), (538, 36816), (624, 31742), (708, 27976), (767, 25824), (807, 24544), (944, 20982), (1076, 18408), (1248, 15871), (1416, 13988), (1534, 12912), (1614, 12272), (1888, 10491), (2152, 9204), (2301, 8608), (2832, 6994), (3068, 6456), (3228, 6136), (3497, 5664), (4304, 4602)]