About the Number

938473990

938473989 ← → 938473991

2進数表記:110111111011111111101000000110

漢数字表記:九億三千八百四十七万三千九百九十

素因数分解:

2 1 × 5 1 × 2311 1 × 40609 1

素因数の和:42927
約数の個数: 16
約数和(自身を含む): 1690025760
約数和(自身を除く): 751551770

約数列:
[1, 2, 5, 10, 2311, 4622, 11555, 23110, 40609, 81218, 203045, 406090, 93847399, 187694798, 469236995, 938473990]

約数ペア:
[(1, 938473990), (2, 469236995), (5, 187694798), (10, 93847399), (2311, 406090), (4622, 203045), (11555, 81218), (23110, 40609)]

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