18673830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{29641}}^1$

素因数の和:29661

約数の個数: 48

約数和(自身を含む): 55489824

約数和(自身を除く): 36815994

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 29641, 59282, 88923, 148205, 177846, 207487, 266769, 296410, 414974, 444615, 533538, 622461, 889230, 1037435, 1244922, 1333845, 1867383, 2074870, 2667690, 3112305, 3734766, 6224610, 9336915, 18673830]

約数ペア:

[(1, 18673830), (2, 9336915), (3, 6224610), (5, 3734766), (6, 3112305), (7, 2667690), (9, 2074870), (10, 1867383), (14, 1333845), (15, 1244922), (18, 1037435), (21, 889230), (30, 622461), (35, 533538), (42, 444615), (45, 414974), (63, 296410), (70, 266769), (90, 207487), (105, 177846), (126, 148205), (210, 88923), (315, 59282), (630, 29641)]