19880304

素因数分解:

$2^4\times 3^1\times {\mathrm{337}}^1\times {\mathrm{1229}}^1$

素因数の和:1577

約数の個数: 40

約数和(自身を含む): 51551760

約数和(自身を除く): 31671456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 337, 674, 1011, 1229, 1348, 2022, 2458, 2696, 3687, 4044, 4916, 5392, 7374, 8088, 9832, 14748, 16176, 19664, 29496, 58992, 414173, 828346, 1242519, 1656692, 2485038, 3313384, 4970076, 6626768, 9940152, 19880304]

約数ペア:

[(1, 19880304), (2, 9940152), (3, 6626768), (4, 4970076), (6, 3313384), (8, 2485038), (12, 1656692), (16, 1242519), (24, 828346), (48, 414173), (337, 58992), (674, 29496), (1011, 19664), (1229, 16176), (1348, 14748), (2022, 9832), (2458, 8088), (2696, 7374), (3687, 5392), (4044, 4916)]