17949560

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2753}}^1$

素因数の和:2927

約数の個数: 32

約数和(自身を含む): 40649040

約数和(自身を除く): 22699480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 2753, 3260, 5506, 6520, 11012, 13765, 22024, 27530, 55060, 110120, 448739, 897478, 1794956, 2243695, 3589912, 4487390, 8974780, 17949560]

約数ペア:

[(1, 17949560), (2, 8974780), (4, 4487390), (5, 3589912), (8, 2243695), (10, 1794956), (20, 897478), (40, 448739), (163, 110120), (326, 55060), (652, 27530), (815, 22024), (1304, 13765), (1630, 11012), (2753, 6520), (3260, 5506)]