19994615432

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{34961}}^1$

素因数の和:35142

約数の個数: 64

約数和(自身を含む): 41937618240

約数和(自身を除く): 21943002808

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 97, 134, 194, 268, 388, 536, 737, 776, 1067, 1474, 2134, 2948, 4268, 5896, 6499, 8536, 12998, 25996, 34961, 51992, 69922, 71489, 139844, 142978, 279688, 285956, 384571, 571912, 769142, 1538284, 2342387, 3076568, 3391217, 4684774, 6782434, 9369548, 13564868, 18739096, 25766257, 27129736, 37303387, 51532514, 74606774, 103065028, 149213548, 206130056, 227211539, 298427096, 454423078, 908846156, 1817692312, 2499326929, 4998653858, 9997307716, 19994615432]

約数ペア:

[(1, 19994615432), (2, 9997307716), (4, 4998653858), (8, 2499326929), (11, 1817692312), (22, 908846156), (44, 454423078), (67, 298427096), (88, 227211539), (97, 206130056), (134, 149213548), (194, 103065028), (268, 74606774), (388, 51532514), (536, 37303387), (737, 27129736), (776, 25766257), (1067, 18739096), (1474, 13564868), (2134, 9369548), (2948, 6782434), (4268, 4684774), (5896, 3391217), (6499, 3076568), (8536, 2342387), (12998, 1538284), (25996, 769142), (34961, 571912), (51992, 384571), (69922, 285956), (71489, 279688), (139844, 142978)]