19515924

素因数分解:

$2^2\times 3^3\times {\mathrm{137}}^1\times {\mathrm{1319}}^1$

素因数の和:1469

約数の個数: 48

約数和(自身を含む): 51004800

約数和(自身を除く): 31488876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 137, 274, 411, 548, 822, 1233, 1319, 1644, 2466, 2638, 3699, 3957, 4932, 5276, 7398, 7914, 11871, 14796, 15828, 23742, 35613, 47484, 71226, 142452, 180703, 361406, 542109, 722812, 1084218, 1626327, 2168436, 3252654, 4878981, 6505308, 9757962, 19515924]

約数ペア:

[(1, 19515924), (2, 9757962), (3, 6505308), (4, 4878981), (6, 3252654), (9, 2168436), (12, 1626327), (18, 1084218), (27, 722812), (36, 542109), (54, 361406), (108, 180703), (137, 142452), (274, 71226), (411, 47484), (548, 35613), (822, 23742), (1233, 15828), (1319, 14796), (1644, 11871), (2466, 7914), (2638, 7398), (3699, 5276), (3957, 4932)]