About the Number

1818972372

1818972371 ← → 1818972373

2進数表記:1101100011010110101000011010100

漢数字表記:十八億千八百九十七万二千三百七十二

素因数分解:

2 2 × 3 1 × 7 1 × 19 1 × 569 1 × 2003 1

素因数の和:2605
約数の個数: 96
約数和(自身を含む): 5117414400
約数和(自身を除く): 3298442028

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 569, 798, 1138, 1596, 1707, 2003, 2276, 3414, 3983, 4006, 6009, 6828, 7966, 8012, 10811, 11949, 12018, 14021, 15932, 21622, 23898, 24036, 28042, 32433, 38057, 42063, 43244, 47796, 56084, 64866, 75677, 76114, 84126, 114171, 129732, 151354, 152228, 168252, 227031, 228342, 266399, 302708, 454062, 456684, 532798, 799197, 908124, 1065596, 1139707, 1598394, 2279414, 3196788, 3419121, 4558828, 6838242, 7977949, 13676484, 15955898, 21654433, 23933847, 31911796, 43308866, 47867694, 64963299, 86617732, 95735388, 129926598, 151581031, 259853196, 303162062, 454743093, 606324124, 909486186, 1818972372]

約数ペア:
[(1, 1818972372), (2, 909486186), (3, 606324124), (4, 454743093), (6, 303162062), (7, 259853196), (12, 151581031), (14, 129926598), (19, 95735388), (21, 86617732), (28, 64963299), (38, 47867694), (42, 43308866), (57, 31911796), (76, 23933847), (84, 21654433), (114, 15955898), (133, 13676484), (228, 7977949), (266, 6838242), (399, 4558828), (532, 3419121), (569, 3196788), (798, 2279414), (1138, 1598394), (1596, 1139707), (1707, 1065596), (2003, 908124), (2276, 799197), (3414, 532798), (3983, 456684), (4006, 454062), (6009, 302708), (6828, 266399), (7966, 228342), (8012, 227031), (10811, 168252), (11949, 152228), (12018, 151354), (14021, 129732), (15932, 114171), (21622, 84126), (23898, 76114), (24036, 75677), (28042, 64866), (32433, 56084), (38057, 47796), (42063, 43244)]

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