20408060582

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{599}}^1\times {\mathrm{1429}}^1$

素因数の和:2181

約数の個数: 64

約数和(自身を含む): 38054016000

約数和(自身を除く): 17645955418

約数列:

[1, 2, 7, 13, 14, 26, 91, 131, 182, 262, 599, 917, 1198, 1429, 1703, 1834, 2858, 3406, 4193, 7787, 8386, 10003, 11921, 15574, 18577, 20006, 23842, 37154, 54509, 78469, 109018, 130039, 156938, 187199, 260078, 374398, 549283, 855971, 1020097, 1098566, 1310393, 1711942, 2040194, 2433587, 2620786, 4867174, 5991797, 7140679, 11127623, 11983594, 14281358, 17035109, 22255246, 34070218, 77893361, 112132201, 155786722, 224264402, 784925407, 1457718613, 1569850814, 2915437226, 10204030291, 20408060582]

約数ペア:

[(1, 20408060582), (2, 10204030291), (7, 2915437226), (13, 1569850814), (14, 1457718613), (26, 784925407), (91, 224264402), (131, 155786722), (182, 112132201), (262, 77893361), (599, 34070218), (917, 22255246), (1198, 17035109), (1429, 14281358), (1703, 11983594), (1834, 11127623), (2858, 7140679), (3406, 5991797), (4193, 4867174), (7787, 2620786), (8386, 2433587), (10003, 2040194), (11921, 1711942), (15574, 1310393), (18577, 1098566), (20006, 1020097), (23842, 855971), (37154, 549283), (54509, 374398), (78469, 260078), (109018, 187199), (130039, 156938)]