19718436

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{593}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 49097664

約数和(自身を除く): 29379228

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 163, 204, 326, 489, 593, 652, 978, 1186, 1779, 1956, 2372, 2771, 3558, 5542, 7116, 8313, 10081, 11084, 16626, 20162, 30243, 33252, 40324, 60486, 96659, 120972, 193318, 289977, 386636, 579954, 1159908, 1643203, 3286406, 4929609, 6572812, 9859218, 19718436]

約数ペア:

[(1, 19718436), (2, 9859218), (3, 6572812), (4, 4929609), (6, 3286406), (12, 1643203), (17, 1159908), (34, 579954), (51, 386636), (68, 289977), (102, 193318), (163, 120972), (204, 96659), (326, 60486), (489, 40324), (593, 33252), (652, 30243), (978, 20162), (1186, 16626), (1779, 11084), (1956, 10081), (2372, 8313), (2771, 7116), (3558, 5542)]