About the Number

1997172012

1997172011 ← → 1997172013

2進数表記:1110111000010100110110100101100

漢数字表記:十九億九千七百十七万二千十二

素因数分解:

2 2 × 3 1 × 11 1 × 2711 1 × 5581 1

素因数の和:8310
約数の個数: 48
約数和(自身を含む): 5086497024
約数和(自身を除く): 3089325012

約数列:
[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 2711, 5422, 5581, 8133, 10844, 11162, 16266, 16743, 22324, 29821, 32532, 33486, 59642, 61391, 66972, 89463, 119284, 122782, 178926, 184173, 245564, 357852, 368346, 736692, 15130091, 30260182, 45390273, 60520364, 90780546, 166431001, 181561092, 332862002, 499293003, 665724004, 998586006, 1997172012]

約数ペア:
[(1, 1997172012), (2, 998586006), (3, 665724004), (4, 499293003), (6, 332862002), (11, 181561092), (12, 166431001), (22, 90780546), (33, 60520364), (44, 45390273), (66, 30260182), (132, 15130091), (2711, 736692), (5422, 368346), (5581, 357852), (8133, 245564), (10844, 184173), (11162, 178926), (16266, 122782), (16743, 119284), (22324, 89463), (29821, 66972), (32532, 61391), (33486, 59642)]

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