19861576

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:734

約数の個数: 64

約数和(自身を含む): 46586880

約数和(自身を除く): 26725304

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 31, 34, 56, 62, 68, 119, 124, 136, 217, 238, 248, 434, 476, 527, 673, 868, 952, 1054, 1346, 1736, 2108, 2692, 3689, 4216, 4711, 5384, 7378, 9422, 11441, 14756, 18844, 20863, 22882, 29512, 37688, 41726, 45764, 80087, 83452, 91528, 146041, 160174, 166904, 292082, 320348, 354671, 584164, 640696, 709342, 1168328, 1418684, 2482697, 2837368, 4965394, 9930788, 19861576]

約数ペア:

[(1, 19861576), (2, 9930788), (4, 4965394), (7, 2837368), (8, 2482697), (14, 1418684), (17, 1168328), (28, 709342), (31, 640696), (34, 584164), (56, 354671), (62, 320348), (68, 292082), (119, 166904), (124, 160174), (136, 146041), (217, 91528), (238, 83452), (248, 80087), (434, 45764), (476, 41726), (527, 37688), (673, 29512), (868, 22882), (952, 20863), (1054, 18844), (1346, 14756), (1736, 11441), (2108, 9422), (2692, 7378), (3689, 5384), (4216, 4711)]