19750038

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:258

約数の個数: 96

約数和(自身を含む): 52005888

約数和(自身を除く): 32255850

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 31, 33, 42, 49, 62, 66, 77, 93, 98, 147, 154, 186, 197, 217, 231, 294, 341, 394, 434, 462, 539, 591, 651, 682, 1023, 1078, 1182, 1302, 1379, 1519, 1617, 2046, 2167, 2387, 2758, 3038, 3234, 4137, 4334, 4557, 4774, 6107, 6501, 7161, 8274, 9114, 9653, 12214, 13002, 14322, 15169, 16709, 18321, 19306, 28959, 30338, 33418, 36642, 42749, 45507, 50127, 57918, 67177, 85498, 91014, 100254, 106183, 128247, 134354, 201531, 212366, 256494, 299243, 318549, 403062, 470239, 598486, 637098, 897729, 940478, 1410717, 1795458, 2821434, 3291673, 6583346, 9875019, 19750038]

約数ペア:

[(1, 19750038), (2, 9875019), (3, 6583346), (6, 3291673), (7, 2821434), (11, 1795458), (14, 1410717), (21, 940478), (22, 897729), (31, 637098), (33, 598486), (42, 470239), (49, 403062), (62, 318549), (66, 299243), (77, 256494), (93, 212366), (98, 201531), (147, 134354), (154, 128247), (186, 106183), (197, 100254), (217, 91014), (231, 85498), (294, 67177), (341, 57918), (394, 50127), (434, 45507), (462, 42749), (539, 36642), (591, 33418), (651, 30338), (682, 28959), (1023, 19306), (1078, 18321), (1182, 16709), (1302, 15169), (1379, 14322), (1519, 13002), (1617, 12214), (2046, 9653), (2167, 9114), (2387, 8274), (2758, 7161), (3038, 6501), (3234, 6107), (4137, 4774), (4334, 4557)]