19044420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18671}}^1$

素因数の和:18700

約数の個数: 48

約数和(自身を含む): 56464128

約数和(自身を除く): 37419708

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, 18671, 37342, 56013, 74684, 93355, 112026, 186710, 224052, 280065, 317407, 373420, 560130, 634814, 952221, 1120260, 1269628, 1587035, 1904442, 3174070, 3808884, 4761105, 6348140, 9522210, 19044420]

約数ペア:

[(1, 19044420), (2, 9522210), (3, 6348140), (4, 4761105), (5, 3808884), (6, 3174070), (10, 1904442), (12, 1587035), (15, 1269628), (17, 1120260), (20, 952221), (30, 634814), (34, 560130), (51, 373420), (60, 317407), (68, 280065), (85, 224052), (102, 186710), (170, 112026), (204, 93355), (255, 74684), (340, 56013), (510, 37342), (1020, 18671)]