19039425

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 34283520

約数和(自身を除く): 15244095

約数列:

[1, 3, 5, 15, 19, 25, 31, 57, 75, 93, 95, 155, 285, 431, 465, 475, 589, 775, 1293, 1425, 1767, 2155, 2325, 2945, 6465, 8189, 8835, 10775, 13361, 14725, 24567, 32325, 40083, 40945, 44175, 66805, 122835, 200415, 204725, 253859, 334025, 614175, 761577, 1002075, 1269295, 3807885, 6346475, 19039425]

約数ペア:

[(1, 19039425), (3, 6346475), (5, 3807885), (15, 1269295), (19, 1002075), (25, 761577), (31, 614175), (57, 334025), (75, 253859), (93, 204725), (95, 200415), (155, 122835), (285, 66805), (431, 44175), (465, 40945), (475, 40083), (589, 32325), (775, 24567), (1293, 14725), (1425, 13361), (1767, 10775), (2155, 8835), (2325, 8189), (2945, 6465)]