About the Number

29988904

29988903 ← → 29988905

2進数表記:1110010011001100000101000

漢数字表記:二千九百九十八万八千九百四

素因数分解:

2 3 × 11 1 × 31 1 × 10993 1

素因数の和:11041
約数の個数: 32
約数和(自身を含む): 63325440
約数和(自身を除く): 33336536

約数列:
[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 10993, 21986, 43972, 87944, 120923, 241846, 340783, 483692, 681566, 967384, 1363132, 2726264, 3748613, 7497226, 14994452, 29988904]

約数ペア:
[(1, 29988904), (2, 14994452), (4, 7497226), (8, 3748613), (11, 2726264), (22, 1363132), (31, 967384), (44, 681566), (62, 483692), (88, 340783), (124, 241846), (248, 120923), (341, 87944), (682, 43972), (1364, 21986), (2728, 10993)]

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