19794736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1613}}^1$

素因数の和:1693

約数の個数: 40

約数和(自身を含む): 42028560

約数和(自身を除く): 22233824

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 118, 208, 236, 472, 767, 944, 1534, 1613, 3068, 3226, 6136, 6452, 12272, 12904, 20969, 25808, 41938, 83876, 95167, 167752, 190334, 335504, 380668, 761336, 1237171, 1522672, 2474342, 4948684, 9897368, 19794736]

約数ペア:

[(1, 19794736), (2, 9897368), (4, 4948684), (8, 2474342), (13, 1522672), (16, 1237171), (26, 761336), (52, 380668), (59, 335504), (104, 190334), (118, 167752), (208, 95167), (236, 83876), (472, 41938), (767, 25808), (944, 20969), (1534, 12904), (1613, 12272), (3068, 6452), (3226, 6136)]