2012500984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1\times {\mathrm{617}}^1$

素因数の和:1112

約数の個数: 64

約数和(自身を含む): 4132195200

約数和(自身を除く): 2119694216

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 397, 617, 632, 794, 1027, 1234, 1588, 2054, 2468, 3176, 4108, 4936, 5161, 8021, 8216, 10322, 16042, 20644, 31363, 32084, 41288, 48743, 62726, 64168, 97486, 125452, 194972, 244949, 250904, 389944, 407719, 489898, 633659, 815438, 979796, 1267318, 1630876, 1959592, 2534636, 3184337, 3261752, 5069272, 6368674, 12737348, 19350971, 25474696, 38701942, 77403884, 154807768, 251562623, 503125246, 1006250492, 2012500984]

約数ペア:

[(1, 2012500984), (2, 1006250492), (4, 503125246), (8, 251562623), (13, 154807768), (26, 77403884), (52, 38701942), (79, 25474696), (104, 19350971), (158, 12737348), (316, 6368674), (397, 5069272), (617, 3261752), (632, 3184337), (794, 2534636), (1027, 1959592), (1234, 1630876), (1588, 1267318), (2054, 979796), (2468, 815438), (3176, 633659), (4108, 489898), (4936, 407719), (5161, 389944), (8021, 250904), (8216, 244949), (10322, 194972), (16042, 125452), (20644, 97486), (31363, 64168), (32084, 62726), (41288, 48743)]