19595992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:296

約数の個数: 64

約数和(自身を含む): 42739200

約数和(自身を除く): 23143208

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 47, 52, 76, 94, 104, 152, 188, 211, 247, 376, 422, 494, 611, 844, 893, 988, 1222, 1688, 1786, 1976, 2444, 2743, 3572, 4009, 4888, 5486, 7144, 8018, 9917, 10972, 11609, 16036, 19834, 21944, 23218, 32072, 39668, 46436, 52117, 79336, 92872, 104234, 128921, 188423, 208468, 257842, 376846, 416936, 515684, 753692, 1031368, 1507384, 2449499, 4898998, 9797996, 19595992]

約数ペア:

[(1, 19595992), (2, 9797996), (4, 4898998), (8, 2449499), (13, 1507384), (19, 1031368), (26, 753692), (38, 515684), (47, 416936), (52, 376846), (76, 257842), (94, 208468), (104, 188423), (152, 128921), (188, 104234), (211, 92872), (247, 79336), (376, 52117), (422, 46436), (494, 39668), (611, 32072), (844, 23218), (893, 21944), (988, 19834), (1222, 16036), (1688, 11609), (1786, 10972), (1976, 9917), (2444, 8018), (2743, 7144), (3572, 5486), (4009, 4888)]