20355516

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{4597}}^1$

素因数の和:4651

約数の個数: 48

約数和(自身を含む): 54072480

約数和(自身を除く): 33716964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 82, 108, 123, 164, 246, 369, 492, 738, 1107, 1476, 2214, 4428, 4597, 9194, 13791, 18388, 27582, 41373, 55164, 82746, 124119, 165492, 188477, 248238, 376954, 496476, 565431, 753908, 1130862, 1696293, 2261724, 3392586, 5088879, 6785172, 10177758, 20355516]

約数ペア:

[(1, 20355516), (2, 10177758), (3, 6785172), (4, 5088879), (6, 3392586), (9, 2261724), (12, 1696293), (18, 1130862), (27, 753908), (36, 565431), (41, 496476), (54, 376954), (82, 248238), (108, 188477), (123, 165492), (164, 124119), (246, 82746), (369, 55164), (492, 41373), (738, 27582), (1107, 18388), (1476, 13791), (2214, 9194), (4428, 4597)]