19159020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{653}}^1$

素因数の和:831

約数の個数: 72

約数和(自身を含む): 58561776

約数和(自身を除く): 39402756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 653, 815, 978, 1306, 1467, 1630, 1956, 1959, 2445, 2612, 2934, 3260, 3265, 3918, 4890, 5868, 5877, 6530, 7335, 7836, 9780, 9795, 11754, 13060, 14670, 19590, 23508, 29340, 29385, 39180, 58770, 106439, 117540, 212878, 319317, 425756, 532195, 638634, 957951, 1064390, 1277268, 1596585, 1915902, 2128780, 3193170, 3831804, 4789755, 6386340, 9579510, 19159020]

約数ペア:

[(1, 19159020), (2, 9579510), (3, 6386340), (4, 4789755), (5, 3831804), (6, 3193170), (9, 2128780), (10, 1915902), (12, 1596585), (15, 1277268), (18, 1064390), (20, 957951), (30, 638634), (36, 532195), (45, 425756), (60, 319317), (90, 212878), (163, 117540), (180, 106439), (326, 58770), (489, 39180), (652, 29385), (653, 29340), (815, 23508), (978, 19590), (1306, 14670), (1467, 13060), (1630, 11754), (1956, 9795), (1959, 9780), (2445, 7836), (2612, 7335), (2934, 6530), (3260, 5877), (3265, 5868), (3918, 4890)]