19776870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5939}}^1$

素因数の和:5989

約数の個数: 48

約数和(自身を含む): 52818480

約数和(自身を除く): 33041610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 5939, 11878, 17817, 29695, 35634, 53451, 59390, 89085, 106902, 178170, 219743, 267255, 439486, 534510, 659229, 1098715, 1318458, 1977687, 2197430, 3296145, 3955374, 6592290, 9888435, 19776870]

約数ペア:

[(1, 19776870), (2, 9888435), (3, 6592290), (5, 3955374), (6, 3296145), (9, 2197430), (10, 1977687), (15, 1318458), (18, 1098715), (30, 659229), (37, 534510), (45, 439486), (74, 267255), (90, 219743), (111, 178170), (185, 106902), (222, 89085), (333, 59390), (370, 53451), (555, 35634), (666, 29695), (1110, 17817), (1665, 11878), (3330, 5939)]