19801632

素因数分解:

$2^5\times 3^1\times {\mathrm{313}}^1\times {\mathrm{659}}^1$

素因数の和:985

約数の個数: 48

約数和(自身を含む): 52224480

約数和(自身を除く): 32422848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 313, 626, 659, 939, 1252, 1318, 1878, 1977, 2504, 2636, 3756, 3954, 5008, 5272, 7512, 7908, 10016, 10544, 15024, 15816, 21088, 30048, 31632, 63264, 206267, 412534, 618801, 825068, 1237602, 1650136, 2475204, 3300272, 4950408, 6600544, 9900816, 19801632]

約数ペア:

[(1, 19801632), (2, 9900816), (3, 6600544), (4, 4950408), (6, 3300272), (8, 2475204), (12, 1650136), (16, 1237602), (24, 825068), (32, 618801), (48, 412534), (96, 206267), (313, 63264), (626, 31632), (659, 30048), (939, 21088), (1252, 15816), (1318, 15024), (1878, 10544), (1977, 10016), (2504, 7908), (2636, 7512), (3756, 5272), (3954, 5008)]