19162380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{613}}^1$

素因数の和:1146

約数の個数: 48

約数和(自身を含む): 53845344

約数和(自身を除く): 34682964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 521, 613, 1042, 1226, 1563, 1839, 2084, 2452, 2605, 3065, 3126, 3678, 5210, 6130, 6252, 7356, 7815, 9195, 10420, 12260, 15630, 18390, 31260, 36780, 319373, 638746, 958119, 1277492, 1596865, 1916238, 3193730, 3832476, 4790595, 6387460, 9581190, 19162380]

約数ペア:

[(1, 19162380), (2, 9581190), (3, 6387460), (4, 4790595), (5, 3832476), (6, 3193730), (10, 1916238), (12, 1596865), (15, 1277492), (20, 958119), (30, 638746), (60, 319373), (521, 36780), (613, 31260), (1042, 18390), (1226, 15630), (1563, 12260), (1839, 10420), (2084, 9195), (2452, 7815), (2605, 7356), (3065, 6252), (3126, 6130), (3678, 5210)]