About the Number

201981828

201981827 ← → 201981829

2進数表記:1100000010011111111110000100

漢数字表記:二億百九十八万千八百二十八

素因数分解:

2 2 × 3 1 × 17 1 × 79 1 × 83 1 × 151 1

素因数の和:337
約数の個数: 96
約数和(自身を含む): 514805760
約数和(自身を除く): 312823932

約数列:
[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 79, 83, 102, 151, 158, 166, 204, 237, 249, 302, 316, 332, 453, 474, 498, 604, 906, 948, 996, 1343, 1411, 1812, 2567, 2686, 2822, 4029, 4233, 5134, 5372, 5644, 6557, 7701, 8058, 8466, 10268, 11929, 12533, 13114, 15402, 16116, 16932, 19671, 23858, 25066, 26228, 30804, 35787, 37599, 39342, 47716, 50132, 71574, 75198, 78684, 111469, 143148, 150396, 202793, 213061, 222938, 334407, 405586, 426122, 445876, 608379, 639183, 668814, 811172, 852244, 990107, 1216758, 1278366, 1337628, 1980214, 2433516, 2556732, 2970321, 3960428, 5940642, 11881284, 16831819, 33663638, 50495457, 67327276, 100990914, 201981828]

約数ペア:
[(1, 201981828), (2, 100990914), (3, 67327276), (4, 50495457), (6, 33663638), (12, 16831819), (17, 11881284), (34, 5940642), (51, 3960428), (68, 2970321), (79, 2556732), (83, 2433516), (102, 1980214), (151, 1337628), (158, 1278366), (166, 1216758), (204, 990107), (237, 852244), (249, 811172), (302, 668814), (316, 639183), (332, 608379), (453, 445876), (474, 426122), (498, 405586), (604, 334407), (906, 222938), (948, 213061), (996, 202793), (1343, 150396), (1411, 143148), (1812, 111469), (2567, 78684), (2686, 75198), (2822, 71574), (4029, 50132), (4233, 47716), (5134, 39342), (5372, 37599), (5644, 35787), (6557, 30804), (7701, 26228), (8058, 25066), (8466, 23858), (10268, 19671), (11929, 16932), (12533, 16116), (13114, 15402)]

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