19768860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{12203}}^1$

素因数の和:12224

約数の個数: 60

約数和(自身を含む): 62020728

約数和(自身を除く): 42251868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 12203, 24406, 36609, 48812, 61015, 73218, 109827, 122030, 146436, 183045, 219654, 244060, 329481, 366090, 439308, 549135, 658962, 732180, 988443, 1098270, 1317924, 1647405, 1976886, 2196540, 3294810, 3953772, 4942215, 6589620, 9884430, 19768860]

約数ペア:

[(1, 19768860), (2, 9884430), (3, 6589620), (4, 4942215), (5, 3953772), (6, 3294810), (9, 2196540), (10, 1976886), (12, 1647405), (15, 1317924), (18, 1098270), (20, 988443), (27, 732180), (30, 658962), (36, 549135), (45, 439308), (54, 366090), (60, 329481), (81, 244060), (90, 219654), (108, 183045), (135, 146436), (162, 122030), (180, 109827), (270, 73218), (324, 61015), (405, 48812), (540, 36609), (810, 24406), (1620, 12203)]