19432020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19051}}^1$

素因数の和:19080

約数の個数: 48

約数和(自身を含む): 57613248

約数和(自身を除く): 38181228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19051, 38102, 57153, 76204, 95255, 114306, 190510, 228612, 285765, 323867, 381020, 571530, 647734, 971601, 1143060, 1295468, 1619335, 1943202, 3238670, 3886404, 4858005, 6477340, 9716010, 19432020]

約数ペア:

[(1, 19432020), (2, 9716010), (3, 6477340), (4, 4858005), (5, 3886404), (6, 3238670), (10, 1943202), (12, 1619335), (15, 1295468), (17, 1143060), (20, 971601), (30, 647734), (34, 571530), (51, 381020), (60, 323867), (68, 285765), (85, 228612), (102, 190510), (170, 114306), (204, 95255), (255, 76204), (340, 57153), (510, 38102), (1020, 19051)]