19545396

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{359}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 49392000

約数和(自身を除く): 29846604

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 349, 359, 698, 718, 1047, 1077, 1396, 1436, 2094, 2154, 4188, 4308, 4537, 4667, 9074, 9334, 13611, 14001, 18148, 18668, 27222, 28002, 54444, 56004, 125291, 250582, 375873, 501164, 751746, 1503492, 1628783, 3257566, 4886349, 6515132, 9772698, 19545396]

約数ペア:

[(1, 19545396), (2, 9772698), (3, 6515132), (4, 4886349), (6, 3257566), (12, 1628783), (13, 1503492), (26, 751746), (39, 501164), (52, 375873), (78, 250582), (156, 125291), (349, 56004), (359, 54444), (698, 28002), (718, 27222), (1047, 18668), (1077, 18148), (1396, 14001), (1436, 13611), (2094, 9334), (2154, 9074), (4188, 4667), (4308, 4537)]