31801744

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 60

約数和(自身を含む): 70345200

約数和(自身を除く): 38543456

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 169, 208, 247, 304, 338, 494, 619, 676, 988, 1238, 1352, 1976, 2476, 2704, 3211, 3952, 4952, 6422, 8047, 9904, 11761, 12844, 16094, 23522, 25688, 32188, 47044, 51376, 64376, 94088, 104611, 128752, 152893, 188176, 209222, 305786, 418444, 611572, 836888, 1223144, 1673776, 1987609, 2446288, 3975218, 7950436, 15900872, 31801744]

約数ペア:

[(1, 31801744), (2, 15900872), (4, 7950436), (8, 3975218), (13, 2446288), (16, 1987609), (19, 1673776), (26, 1223144), (38, 836888), (52, 611572), (76, 418444), (104, 305786), (152, 209222), (169, 188176), (208, 152893), (247, 128752), (304, 104611), (338, 94088), (494, 64376), (619, 51376), (676, 47044), (988, 32188), (1238, 25688), (1352, 23522), (1976, 16094), (2476, 12844), (2704, 11761), (3211, 9904), (3952, 8047), (4952, 6422)]