20456445304

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1\times {\mathrm{3677}}^1$

素因数の和:5872

約数の個数: 64

約数和(自身を含む): 42781024800

約数和(自身を除く): 22324579496

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2153, 2584, 3677, 4306, 7354, 8612, 14708, 17224, 29416, 36601, 40907, 62509, 69863, 73202, 81814, 125018, 139726, 146404, 163628, 250036, 279452, 292808, 327256, 500072, 558904, 695419, 1187671, 1390838, 2375342, 2781676, 4750684, 5563352, 7916581, 9501368, 15833162, 31666324, 63332648, 134581877, 150415039, 269163754, 300830078, 538327508, 601660156, 1076655016, 1203320312, 2557055663, 5114111326, 10228222652, 20456445304]

約数ペア:

[(1, 20456445304), (2, 10228222652), (4, 5114111326), (8, 2557055663), (17, 1203320312), (19, 1076655016), (34, 601660156), (38, 538327508), (68, 300830078), (76, 269163754), (136, 150415039), (152, 134581877), (323, 63332648), (646, 31666324), (1292, 15833162), (2153, 9501368), (2584, 7916581), (3677, 5563352), (4306, 4750684), (7354, 2781676), (8612, 2375342), (14708, 1390838), (17224, 1187671), (29416, 695419), (36601, 558904), (40907, 500072), (62509, 327256), (69863, 292808), (73202, 279452), (81814, 250036), (125018, 163628), (139726, 146404)]