16819740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{1907}}^1$

素因数の和:1936

約数の個数: 108

約数和(自身を含む): 59380776

約数和(自身を除く): 42561036

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 1907, 2205, 2940, 3814, 4410, 5721, 7628, 8820, 9535, 11442, 13349, 17163, 19070, 22884, 26698, 28605, 34326, 38140, 40047, 53396, 57210, 66745, 68652, 80094, 85815, 93443, 114420, 120141, 133490, 160188, 171630, 186886, 200235, 240282, 266980, 280329, 343260, 373772, 400470, 467215, 480564, 560658, 600705, 800940, 840987, 934430, 1121316, 1201410, 1401645, 1681974, 1868860, 2402820, 2803290, 3363948, 4204935, 5606580, 8409870, 16819740]

約数ペア:

[(1, 16819740), (2, 8409870), (3, 5606580), (4, 4204935), (5, 3363948), (6, 2803290), (7, 2402820), (9, 1868860), (10, 1681974), (12, 1401645), (14, 1201410), (15, 1121316), (18, 934430), (20, 840987), (21, 800940), (28, 600705), (30, 560658), (35, 480564), (36, 467215), (42, 400470), (45, 373772), (49, 343260), (60, 280329), (63, 266980), (70, 240282), (84, 200235), (90, 186886), (98, 171630), (105, 160188), (126, 133490), (140, 120141), (147, 114420), (180, 93443), (196, 85815), (210, 80094), (245, 68652), (252, 66745), (294, 57210), (315, 53396), (420, 40047), (441, 38140), (490, 34326), (588, 28605), (630, 26698), (735, 22884), (882, 19070), (980, 17163), (1260, 13349), (1470, 11442), (1764, 9535), (1907, 8820), (2205, 7628), (2940, 5721), (3814, 4410)]