20173935938

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4507}}^1$

素因数の和:4612

約数の個数: 96

約数和(自身を含む): 37420367040

約数和(自身を除く): 17246431102

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 41, 82, 169, 221, 247, 323, 338, 442, 494, 533, 646, 697, 779, 1066, 1394, 1558, 2873, 3211, 4199, 4507, 5746, 6422, 6929, 8398, 9014, 9061, 10127, 13243, 13858, 18122, 20254, 26486, 54587, 58591, 76619, 85633, 109174, 117182, 117793, 131651, 153238, 171266, 172159, 184787, 235586, 263302, 344318, 369574, 761683, 996047, 1113229, 1455761, 1523366, 1992094, 2226458, 2238067, 2402231, 2911522, 3141379, 3510953, 4476134, 4804462, 6282758, 7021906, 12948611, 14471977, 18924893, 25897222, 28943954, 31229003, 37849786, 40837927, 45642389, 59686201, 62458006, 81675854, 91284778, 119372402, 246023609, 492047218, 530893051, 593351057, 775920613, 1061786102, 1186702114, 1551841226, 10086967969, 20173935938]

約数ペア:

[(1, 20173935938), (2, 10086967969), (13, 1551841226), (17, 1186702114), (19, 1061786102), (26, 775920613), (34, 593351057), (38, 530893051), (41, 492047218), (82, 246023609), (169, 119372402), (221, 91284778), (247, 81675854), (323, 62458006), (338, 59686201), (442, 45642389), (494, 40837927), (533, 37849786), (646, 31229003), (697, 28943954), (779, 25897222), (1066, 18924893), (1394, 14471977), (1558, 12948611), (2873, 7021906), (3211, 6282758), (4199, 4804462), (4507, 4476134), (5746, 3510953), (6422, 3141379), (6929, 2911522), (8398, 2402231), (9014, 2238067), (9061, 2226458), (10127, 1992094), (13243, 1523366), (13858, 1455761), (18122, 1113229), (20254, 996047), (26486, 761683), (54587, 369574), (58591, 344318), (76619, 263302), (85633, 235586), (109174, 184787), (117182, 172159), (117793, 171266), (131651, 153238)]