19910994

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2791}}^1$

素因数の和:2866

約数の個数: 32

約数和(自身を含む): 42215040

約数和(自身を除く): 22304046

約数列:

[1, 2, 3, 6, 29, 41, 58, 82, 87, 123, 174, 246, 1189, 2378, 2791, 3567, 5582, 7134, 8373, 16746, 80939, 114431, 161878, 228862, 242817, 343293, 485634, 686586, 3318499, 6636998, 9955497, 19910994]

約数ペア:

[(1, 19910994), (2, 9955497), (3, 6636998), (6, 3318499), (29, 686586), (41, 485634), (58, 343293), (82, 242817), (87, 228862), (123, 161878), (174, 114431), (246, 80939), (1189, 16746), (2378, 8373), (2791, 7134), (3567, 5582)]