19121730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:779

約数の個数: 64

約数和(自身を含む): 49075200

約数和(自身を除く): 29953470

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 31, 58, 62, 87, 93, 145, 155, 174, 186, 290, 310, 435, 465, 709, 870, 899, 930, 1418, 1798, 2127, 2697, 3545, 4254, 4495, 5394, 7090, 8990, 10635, 13485, 20561, 21270, 21979, 26970, 41122, 43958, 61683, 65937, 102805, 109895, 123366, 131874, 205610, 219790, 308415, 329685, 616830, 637391, 659370, 1274782, 1912173, 3186955, 3824346, 6373910, 9560865, 19121730]

約数ペア:

[(1, 19121730), (2, 9560865), (3, 6373910), (5, 3824346), (6, 3186955), (10, 1912173), (15, 1274782), (29, 659370), (30, 637391), (31, 616830), (58, 329685), (62, 308415), (87, 219790), (93, 205610), (145, 131874), (155, 123366), (174, 109895), (186, 102805), (290, 65937), (310, 61683), (435, 43958), (465, 41122), (709, 26970), (870, 21979), (899, 21270), (930, 20561), (1418, 13485), (1798, 10635), (2127, 8990), (2697, 7090), (3545, 5394), (4254, 4495)]