19827060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2731}}^1$

素因数の和:2765

約数の個数: 72

約数和(自身を含む): 61043808

約数和(自身を除く): 41216748

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 2731, 3630, 5462, 7260, 8193, 10924, 13655, 16386, 27310, 30041, 32772, 40965, 54620, 60082, 81930, 90123, 120164, 150205, 163860, 180246, 300410, 330451, 360492, 450615, 600820, 660902, 901230, 991353, 1321804, 1652255, 1802460, 1982706, 3304510, 3965412, 4956765, 6609020, 9913530, 19827060]

約数ペア:

[(1, 19827060), (2, 9913530), (3, 6609020), (4, 4956765), (5, 3965412), (6, 3304510), (10, 1982706), (11, 1802460), (12, 1652255), (15, 1321804), (20, 991353), (22, 901230), (30, 660902), (33, 600820), (44, 450615), (55, 360492), (60, 330451), (66, 300410), (110, 180246), (121, 163860), (132, 150205), (165, 120164), (220, 90123), (242, 81930), (330, 60082), (363, 54620), (484, 40965), (605, 32772), (660, 30041), (726, 27310), (1210, 16386), (1452, 13655), (1815, 10924), (2420, 8193), (2731, 7260), (3630, 5462)]