18063585

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 33908160

約数和(自身を除く): 15844575

約数列:

[1, 3, 5, 9, 15, 19, 37, 45, 57, 95, 111, 171, 185, 285, 333, 555, 571, 703, 855, 1665, 1713, 2109, 2855, 3515, 5139, 6327, 8565, 10545, 10849, 21127, 25695, 31635, 32547, 54245, 63381, 97641, 105635, 162735, 190143, 316905, 401413, 488205, 950715, 1204239, 2007065, 3612717, 6021195, 18063585]

約数ペア:

[(1, 18063585), (3, 6021195), (5, 3612717), (9, 2007065), (15, 1204239), (19, 950715), (37, 488205), (45, 401413), (57, 316905), (95, 190143), (111, 162735), (171, 105635), (185, 97641), (285, 63381), (333, 54245), (555, 32547), (571, 31635), (703, 25695), (855, 21127), (1665, 10849), (1713, 10545), (2109, 8565), (2855, 6327), (3515, 5139)]