19219518

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{4091}}^1$

素因数の和:4134

約数の個数: 40

約数和(自身を含む): 44561880

約数和(自身を除く): 25342362

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 261, 522, 783, 1566, 2349, 4091, 4698, 8182, 12273, 24546, 36819, 73638, 110457, 118639, 220914, 237278, 331371, 355917, 662742, 711834, 1067751, 2135502, 3203253, 6406506, 9609759, 19219518]

約数ペア:

[(1, 19219518), (2, 9609759), (3, 6406506), (6, 3203253), (9, 2135502), (18, 1067751), (27, 711834), (29, 662742), (54, 355917), (58, 331371), (81, 237278), (87, 220914), (162, 118639), (174, 110457), (261, 73638), (522, 36819), (783, 24546), (1566, 12273), (2349, 8182), (4091, 4698)]