19534185

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 40734720

約数和(自身を除く): 21200535

約数列:

[1, 3, 5, 9, 11, 15, 19, 31, 33, 45, 55, 57, 67, 93, 95, 99, 155, 165, 171, 201, 209, 279, 285, 335, 341, 465, 495, 589, 603, 627, 737, 855, 1005, 1023, 1045, 1273, 1395, 1705, 1767, 1881, 2077, 2211, 2945, 3015, 3069, 3135, 3685, 3819, 5115, 5301, 6231, 6365, 6479, 6633, 8835, 9405, 10385, 11055, 11457, 14003, 15345, 18693, 19095, 19437, 22847, 26505, 31155, 32395, 33165, 39463, 42009, 57285, 58311, 68541, 70015, 93465, 97185, 114235, 118389, 126027, 197315, 205623, 210045, 291555, 342705, 355167, 434093, 591945, 630135, 1028115, 1302279, 1775835, 2170465, 3906837, 6511395, 19534185]

約数ペア:

[(1, 19534185), (3, 6511395), (5, 3906837), (9, 2170465), (11, 1775835), (15, 1302279), (19, 1028115), (31, 630135), (33, 591945), (45, 434093), (55, 355167), (57, 342705), (67, 291555), (93, 210045), (95, 205623), (99, 197315), (155, 126027), (165, 118389), (171, 114235), (201, 97185), (209, 93465), (279, 70015), (285, 68541), (335, 58311), (341, 57285), (465, 42009), (495, 39463), (589, 33165), (603, 32395), (627, 31155), (737, 26505), (855, 22847), (1005, 19437), (1023, 19095), (1045, 18693), (1273, 15345), (1395, 14003), (1705, 11457), (1767, 11055), (1881, 10385), (2077, 9405), (2211, 8835), (2945, 6633), (3015, 6479), (3069, 6365), (3135, 6231), (3685, 5301), (3819, 5115)]