18970170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1447}}^1$

素因数の和:1499

約数の個数: 64

約数和(自身を含む): 50042880

約数和(自身を除く): 31072710

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 38, 46, 57, 69, 95, 114, 115, 138, 190, 230, 285, 345, 437, 570, 690, 874, 1311, 1447, 2185, 2622, 2894, 4341, 4370, 6555, 7235, 8682, 13110, 14470, 21705, 27493, 33281, 43410, 54986, 66562, 82479, 99843, 137465, 164958, 166405, 199686, 274930, 332810, 412395, 499215, 632339, 824790, 998430, 1264678, 1897017, 3161695, 3794034, 6323390, 9485085, 18970170]

約数ペア:

[(1, 18970170), (2, 9485085), (3, 6323390), (5, 3794034), (6, 3161695), (10, 1897017), (15, 1264678), (19, 998430), (23, 824790), (30, 632339), (38, 499215), (46, 412395), (57, 332810), (69, 274930), (95, 199686), (114, 166405), (115, 164958), (138, 137465), (190, 99843), (230, 82479), (285, 66562), (345, 54986), (437, 43410), (570, 33281), (690, 27493), (874, 21705), (1311, 14470), (1447, 13110), (2185, 8682), (2622, 7235), (2894, 6555), (4341, 4370)]