38945608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 83790000

約数和(自身を除く): 44844392

約数列:

[1, 2, 4, 8, 13, 26, 29, 37, 52, 58, 74, 104, 116, 148, 232, 296, 349, 377, 481, 698, 754, 962, 1073, 1396, 1508, 1924, 2146, 2792, 3016, 3848, 4292, 4537, 8584, 9074, 10121, 12913, 13949, 18148, 20242, 25826, 27898, 36296, 40484, 51652, 55796, 80968, 103304, 111592, 131573, 167869, 263146, 335738, 374477, 526292, 671476, 748954, 1052584, 1342952, 1497908, 2995816, 4868201, 9736402, 19472804, 38945608]

約数ペア:

[(1, 38945608), (2, 19472804), (4, 9736402), (8, 4868201), (13, 2995816), (26, 1497908), (29, 1342952), (37, 1052584), (52, 748954), (58, 671476), (74, 526292), (104, 374477), (116, 335738), (148, 263146), (232, 167869), (296, 131573), (349, 111592), (377, 103304), (481, 80968), (698, 55796), (754, 51652), (962, 40484), (1073, 36296), (1396, 27898), (1508, 25826), (1924, 20242), (2146, 18148), (2792, 13949), (3016, 12913), (3848, 10121), (4292, 9074), (4537, 8584)]