16901976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 53222400

約数和(自身を除く): 36320424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 71, 78, 84, 91, 104, 109, 142, 156, 168, 182, 213, 218, 273, 284, 312, 327, 364, 426, 436, 497, 546, 568, 654, 728, 763, 852, 872, 923, 994, 1092, 1308, 1417, 1491, 1526, 1704, 1846, 1988, 2184, 2289, 2616, 2769, 2834, 2982, 3052, 3692, 3976, 4251, 4578, 5538, 5668, 5964, 6104, 6461, 7384, 7739, 8502, 9156, 9919, 11076, 11336, 11928, 12922, 15478, 17004, 18312, 19383, 19838, 22152, 23217, 25844, 29757, 30956, 34008, 38766, 39676, 46434, 51688, 54173, 59514, 61912, 77532, 79352, 92868, 100607, 108346, 119028, 155064, 162519, 185736, 201214, 216692, 238056, 301821, 325038, 402428, 433384, 603642, 650076, 704249, 804856, 1207284, 1300152, 1408498, 2112747, 2414568, 2816996, 4225494, 5633992, 8450988, 16901976]

約数ペア:

[(1, 16901976), (2, 8450988), (3, 5633992), (4, 4225494), (6, 2816996), (7, 2414568), (8, 2112747), (12, 1408498), (13, 1300152), (14, 1207284), (21, 804856), (24, 704249), (26, 650076), (28, 603642), (39, 433384), (42, 402428), (52, 325038), (56, 301821), (71, 238056), (78, 216692), (84, 201214), (91, 185736), (104, 162519), (109, 155064), (142, 119028), (156, 108346), (168, 100607), (182, 92868), (213, 79352), (218, 77532), (273, 61912), (284, 59514), (312, 54173), (327, 51688), (364, 46434), (426, 39676), (436, 38766), (497, 34008), (546, 30956), (568, 29757), (654, 25844), (728, 23217), (763, 22152), (852, 19838), (872, 19383), (923, 18312), (994, 17004), (1092, 15478), (1308, 12922), (1417, 11928), (1491, 11336), (1526, 11076), (1704, 9919), (1846, 9156), (1988, 8502), (2184, 7739), (2289, 7384), (2616, 6461), (2769, 6104), (2834, 5964), (2982, 5668), (3052, 5538), (3692, 4578), (3976, 4251)]