19879496

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 48263040

約数和(自身を除く): 28383544

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 49, 52, 56, 83, 91, 94, 98, 104, 166, 182, 188, 196, 329, 332, 364, 376, 392, 581, 611, 637, 658, 664, 728, 1079, 1162, 1222, 1274, 1316, 2158, 2303, 2324, 2444, 2548, 2632, 3901, 4067, 4277, 4316, 4606, 4648, 4888, 5096, 7553, 7802, 8134, 8554, 8632, 9212, 15106, 15604, 16268, 17108, 18424, 27307, 29939, 30212, 31208, 32536, 34216, 50713, 52871, 54614, 59878, 60424, 101426, 105742, 109228, 119756, 191149, 202852, 211484, 218456, 239512, 354991, 382298, 405704, 422968, 709982, 764596, 1419964, 1529192, 2484937, 2839928, 4969874, 9939748, 19879496]

約数ペア:

[(1, 19879496), (2, 9939748), (4, 4969874), (7, 2839928), (8, 2484937), (13, 1529192), (14, 1419964), (26, 764596), (28, 709982), (47, 422968), (49, 405704), (52, 382298), (56, 354991), (83, 239512), (91, 218456), (94, 211484), (98, 202852), (104, 191149), (166, 119756), (182, 109228), (188, 105742), (196, 101426), (329, 60424), (332, 59878), (364, 54614), (376, 52871), (392, 50713), (581, 34216), (611, 32536), (637, 31208), (658, 30212), (664, 29939), (728, 27307), (1079, 18424), (1162, 17108), (1222, 16268), (1274, 15604), (1316, 15106), (2158, 9212), (2303, 8632), (2324, 8554), (2444, 8134), (2548, 7802), (2632, 7553), (3901, 5096), (4067, 4888), (4277, 4648), (4316, 4606)]