19548568

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 41833800

約数和(自身を除く): 22285232

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 761, 988, 1352, 1522, 1976, 3044, 3211, 6088, 6422, 9893, 12844, 14459, 19786, 25688, 28918, 39572, 57836, 79144, 115672, 128609, 187967, 257218, 375934, 514436, 751868, 1028872, 1503736, 2443571, 4887142, 9774284, 19548568]

約数ペア:

[(1, 19548568), (2, 9774284), (4, 4887142), (8, 2443571), (13, 1503736), (19, 1028872), (26, 751868), (38, 514436), (52, 375934), (76, 257218), (104, 187967), (152, 128609), (169, 115672), (247, 79144), (338, 57836), (494, 39572), (676, 28918), (761, 25688), (988, 19786), (1352, 14459), (1522, 12844), (1976, 9893), (3044, 6422), (3211, 6088)]