About the Number

189988092

189988091 ← → 189988093

2進数表記:1011010100101111110011111100

漢数字表記:一億八千九百九十八万八千九十二

素因数分解:

2 2 × 3 5 × 7 2 × 3989 1

素因数の和:4022
約数の個数: 108
約数和(自身を含む): 579491640
約数和(自身を除く): 389503548

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 378, 441, 486, 567, 588, 756, 882, 972, 1134, 1323, 1701, 1764, 2268, 2646, 3402, 3969, 3989, 5292, 6804, 7938, 7978, 11907, 11967, 15876, 15956, 23814, 23934, 27923, 35901, 47628, 47868, 55846, 71802, 83769, 107703, 111692, 143604, 167538, 195461, 215406, 251307, 323109, 335076, 390922, 430812, 502614, 586383, 646218, 753921, 781844, 969327, 1005228, 1172766, 1292436, 1507842, 1759149, 1938654, 2261763, 2345532, 3015684, 3518298, 3877308, 4523526, 5277447, 6785289, 7036596, 9047052, 10554894, 13570578, 15832341, 21109788, 27141156, 31664682, 47497023, 63329364, 94994046, 189988092]

約数ペア:
[(1, 189988092), (2, 94994046), (3, 63329364), (4, 47497023), (6, 31664682), (7, 27141156), (9, 21109788), (12, 15832341), (14, 13570578), (18, 10554894), (21, 9047052), (27, 7036596), (28, 6785289), (36, 5277447), (42, 4523526), (49, 3877308), (54, 3518298), (63, 3015684), (81, 2345532), (84, 2261763), (98, 1938654), (108, 1759149), (126, 1507842), (147, 1292436), (162, 1172766), (189, 1005228), (196, 969327), (243, 781844), (252, 753921), (294, 646218), (324, 586383), (378, 502614), (441, 430812), (486, 390922), (567, 335076), (588, 323109), (756, 251307), (882, 215406), (972, 195461), (1134, 167538), (1323, 143604), (1701, 111692), (1764, 107703), (2268, 83769), (2646, 71802), (3402, 55846), (3969, 47868), (3989, 47628), (5292, 35901), (6804, 27923), (7938, 23934), (7978, 23814), (11907, 15956), (11967, 15876)]

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