19321575

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 41664000

約数和(自身を除く): 22342425

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 25, 35, 39, 57, 65, 75, 91, 95, 105, 133, 149, 175, 195, 247, 273, 285, 325, 399, 447, 455, 475, 525, 665, 741, 745, 975, 1043, 1235, 1365, 1425, 1729, 1937, 1995, 2235, 2275, 2831, 3129, 3325, 3705, 3725, 5187, 5215, 5811, 6175, 6825, 8493, 8645, 9685, 9975, 11175, 13559, 14155, 15645, 18525, 19817, 25935, 26075, 29055, 36803, 40677, 42465, 43225, 48425, 59451, 67795, 70775, 78225, 99085, 110409, 129675, 145275, 184015, 203385, 212325, 257621, 297255, 338975, 495425, 552045, 772863, 920075, 1016925, 1288105, 1486275, 2760225, 3864315, 6440525, 19321575]

約数ペア:

[(1, 19321575), (3, 6440525), (5, 3864315), (7, 2760225), (13, 1486275), (15, 1288105), (19, 1016925), (21, 920075), (25, 772863), (35, 552045), (39, 495425), (57, 338975), (65, 297255), (75, 257621), (91, 212325), (95, 203385), (105, 184015), (133, 145275), (149, 129675), (175, 110409), (195, 99085), (247, 78225), (273, 70775), (285, 67795), (325, 59451), (399, 48425), (447, 43225), (455, 42465), (475, 40677), (525, 36803), (665, 29055), (741, 26075), (745, 25935), (975, 19817), (1043, 18525), (1235, 15645), (1365, 14155), (1425, 13559), (1729, 11175), (1937, 9975), (1995, 9685), (2235, 8645), (2275, 8493), (2831, 6825), (3129, 6175), (3325, 5811), (3705, 5215), (3725, 5187)]