19238910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 48328704

約数和(自身を除く): 29089794

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 137, 151, 155, 186, 274, 302, 310, 411, 453, 465, 685, 755, 822, 906, 930, 1370, 1510, 2055, 2265, 4110, 4247, 4530, 4681, 8494, 9362, 12741, 14043, 20687, 21235, 23405, 25482, 28086, 41374, 42470, 46810, 62061, 63705, 70215, 103435, 124122, 127410, 140430, 206870, 310305, 620610, 641297, 1282594, 1923891, 3206485, 3847782, 6412970, 9619455, 19238910]

約数ペア:

[(1, 19238910), (2, 9619455), (3, 6412970), (5, 3847782), (6, 3206485), (10, 1923891), (15, 1282594), (30, 641297), (31, 620610), (62, 310305), (93, 206870), (137, 140430), (151, 127410), (155, 124122), (186, 103435), (274, 70215), (302, 63705), (310, 62061), (411, 46810), (453, 42470), (465, 41374), (685, 28086), (755, 25482), (822, 23405), (906, 21235), (930, 20687), (1370, 14043), (1510, 12741), (2055, 9362), (2265, 8494), (4110, 4681), (4247, 4530)]