19196060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 47500992

約数和(自身を除く): 28304932

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 43, 52, 65, 68, 85, 86, 101, 130, 170, 172, 202, 215, 221, 260, 340, 404, 430, 442, 505, 559, 731, 860, 884, 1010, 1105, 1118, 1313, 1462, 1717, 2020, 2210, 2236, 2626, 2795, 2924, 3434, 3655, 4343, 4420, 5252, 5590, 6565, 6868, 7310, 8585, 8686, 9503, 11180, 13130, 14620, 17170, 17372, 19006, 21715, 22321, 26260, 34340, 38012, 43430, 44642, 47515, 56459, 73831, 86860, 89284, 95030, 111605, 112918, 147662, 190060, 223210, 225836, 282295, 295324, 369155, 446420, 564590, 738310, 959803, 1129180, 1476620, 1919606, 3839212, 4799015, 9598030, 19196060]

約数ペア:

[(1, 19196060), (2, 9598030), (4, 4799015), (5, 3839212), (10, 1919606), (13, 1476620), (17, 1129180), (20, 959803), (26, 738310), (34, 564590), (43, 446420), (52, 369155), (65, 295324), (68, 282295), (85, 225836), (86, 223210), (101, 190060), (130, 147662), (170, 112918), (172, 111605), (202, 95030), (215, 89284), (221, 86860), (260, 73831), (340, 56459), (404, 47515), (430, 44642), (442, 43430), (505, 38012), (559, 34340), (731, 26260), (860, 22321), (884, 21715), (1010, 19006), (1105, 17372), (1118, 17170), (1313, 14620), (1462, 13130), (1717, 11180), (2020, 9503), (2210, 8686), (2236, 8585), (2626, 7310), (2795, 6868), (2924, 6565), (3434, 5590), (3655, 5252), (4343, 4420)]