17995376

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:190

約数の個数: 80

約数和(自身を含む): 42283008

約数和(自身を除く): 24287632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 71, 73, 112, 124, 142, 146, 217, 248, 284, 292, 434, 496, 497, 511, 568, 584, 868, 994, 1022, 1136, 1168, 1736, 1988, 2044, 2201, 2263, 3472, 3976, 4088, 4402, 4526, 5183, 7952, 8176, 8804, 9052, 10366, 15407, 15841, 17608, 18104, 20732, 30814, 31682, 35216, 36208, 36281, 41464, 61628, 63364, 72562, 82928, 123256, 126728, 145124, 160673, 246512, 253456, 290248, 321346, 580496, 642692, 1124711, 1285384, 2249422, 2570768, 4498844, 8997688, 17995376]

約数ペア:

[(1, 17995376), (2, 8997688), (4, 4498844), (7, 2570768), (8, 2249422), (14, 1285384), (16, 1124711), (28, 642692), (31, 580496), (56, 321346), (62, 290248), (71, 253456), (73, 246512), (112, 160673), (124, 145124), (142, 126728), (146, 123256), (217, 82928), (248, 72562), (284, 63364), (292, 61628), (434, 41464), (496, 36281), (497, 36208), (511, 35216), (568, 31682), (584, 30814), (868, 20732), (994, 18104), (1022, 17608), (1136, 15841), (1168, 15407), (1736, 10366), (1988, 9052), (2044, 8804), (2201, 8176), (2263, 7952), (3472, 5183), (3976, 4526), (4088, 4402)]