1668943888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{69493}}^1$

素因数の和:69599

約数の個数: 40

約数和(自身を含む): 3446902400

約数和(自身を除く): 1777958512

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 79, 152, 158, 304, 316, 632, 1264, 1501, 3002, 6004, 12008, 24016, 69493, 138986, 277972, 555944, 1111888, 1320367, 2640734, 5281468, 5489947, 10562936, 10979894, 21125872, 21959788, 43919576, 87839152, 104308993, 208617986, 417235972, 834471944, 1668943888]

約数ペア:

[(1, 1668943888), (2, 834471944), (4, 417235972), (8, 208617986), (16, 104308993), (19, 87839152), (38, 43919576), (76, 21959788), (79, 21125872), (152, 10979894), (158, 10562936), (304, 5489947), (316, 5281468), (632, 2640734), (1264, 1320367), (1501, 1111888), (3002, 555944), (6004, 277972), (12008, 138986), (24016, 69493)]