18167380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 48771072

約数和(自身を除く): 30603692

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 55, 70, 77, 94, 110, 140, 154, 188, 220, 235, 251, 308, 329, 385, 470, 502, 517, 658, 770, 940, 1004, 1034, 1255, 1316, 1540, 1645, 1757, 2068, 2510, 2585, 2761, 3290, 3514, 3619, 5020, 5170, 5522, 6580, 7028, 7238, 8785, 10340, 11044, 11797, 13805, 14476, 17570, 18095, 19327, 23594, 27610, 35140, 36190, 38654, 47188, 55220, 58985, 72380, 77308, 82579, 96635, 117970, 129767, 165158, 193270, 235940, 259534, 330316, 386540, 412895, 519068, 648835, 825790, 908369, 1297670, 1651580, 1816738, 2595340, 3633476, 4541845, 9083690, 18167380]

約数ペア:

[(1, 18167380), (2, 9083690), (4, 4541845), (5, 3633476), (7, 2595340), (10, 1816738), (11, 1651580), (14, 1297670), (20, 908369), (22, 825790), (28, 648835), (35, 519068), (44, 412895), (47, 386540), (55, 330316), (70, 259534), (77, 235940), (94, 193270), (110, 165158), (140, 129767), (154, 117970), (188, 96635), (220, 82579), (235, 77308), (251, 72380), (308, 58985), (329, 55220), (385, 47188), (470, 38654), (502, 36190), (517, 35140), (658, 27610), (770, 23594), (940, 19327), (1004, 18095), (1034, 17570), (1255, 14476), (1316, 13805), (1540, 11797), (1645, 11044), (1757, 10340), (2068, 8785), (2510, 7238), (2585, 7028), (2761, 6580), (3290, 5522), (3514, 5170), (3619, 5020)]