18733072

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:943

約数の個数: 40

約数和(自身を含む): 38390400

約数和(自身を除く): 19657328

約数列:

[1, 2, 4, 8, 16, 29, 47, 58, 94, 116, 188, 232, 376, 464, 752, 859, 1363, 1718, 2726, 3436, 5452, 6872, 10904, 13744, 21808, 24911, 40373, 49822, 80746, 99644, 161492, 199288, 322984, 398576, 645968, 1170817, 2341634, 4683268, 9366536, 18733072]

約数ペア:

[(1, 18733072), (2, 9366536), (4, 4683268), (8, 2341634), (16, 1170817), (29, 645968), (47, 398576), (58, 322984), (94, 199288), (116, 161492), (188, 99644), (232, 80746), (376, 49822), (464, 40373), (752, 24911), (859, 21808), (1363, 13744), (1718, 10904), (2726, 6872), (3436, 5452)]