19961602008

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1\times {\mathrm{991}}^1$

素因数の和:1453

約数の個数: 128

約数和(自身を含む): 53101363200

約数和(自身を除く): 33139761192

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 163, 228, 271, 326, 456, 489, 542, 652, 813, 978, 991, 1084, 1304, 1626, 1956, 1982, 2168, 2973, 3097, 3252, 3912, 3964, 5149, 5946, 6194, 6504, 7928, 9291, 10298, 11892, 12388, 15447, 18582, 18829, 20596, 23784, 24776, 30894, 37164, 37658, 41192, 44173, 56487, 61788, 74328, 75316, 88346, 112974, 123576, 132519, 150632, 161533, 176692, 225948, 265038, 268561, 323066, 353384, 451896, 484599, 530076, 537122, 646132, 805683, 839287, 969198, 1060152, 1074244, 1292264, 1611366, 1678574, 1938396, 2148488, 2517861, 3069127, 3222732, 3357148, 3876792, 5035722, 5102659, 6138254, 6445464, 6714296, 9207381, 10071444, 10205318, 12276508, 15307977, 18414762, 20142888, 20410636, 24553016, 30615954, 36829524, 40821272, 43775443, 61231908, 73659048, 87550886, 122463816, 131326329, 175101772, 262652658, 350203544, 525305316, 831733417, 1050610632, 1663466834, 2495200251, 3326933668, 4990400502, 6653867336, 9980801004, 19961602008]

約数ペア:

[(1, 19961602008), (2, 9980801004), (3, 6653867336), (4, 4990400502), (6, 3326933668), (8, 2495200251), (12, 1663466834), (19, 1050610632), (24, 831733417), (38, 525305316), (57, 350203544), (76, 262652658), (114, 175101772), (152, 131326329), (163, 122463816), (228, 87550886), (271, 73659048), (326, 61231908), (456, 43775443), (489, 40821272), (542, 36829524), (652, 30615954), (813, 24553016), (978, 20410636), (991, 20142888), (1084, 18414762), (1304, 15307977), (1626, 12276508), (1956, 10205318), (1982, 10071444), (2168, 9207381), (2973, 6714296), (3097, 6445464), (3252, 6138254), (3912, 5102659), (3964, 5035722), (5149, 3876792), (5946, 3357148), (6194, 3222732), (6504, 3069127), (7928, 2517861), (9291, 2148488), (10298, 1938396), (11892, 1678574), (12388, 1611366), (15447, 1292264), (18582, 1074244), (18829, 1060152), (20596, 969198), (23784, 839287), (24776, 805683), (30894, 646132), (37164, 537122), (37658, 530076), (41192, 484599), (44173, 451896), (56487, 353384), (61788, 323066), (74328, 268561), (75316, 265038), (88346, 225948), (112974, 176692), (123576, 161533), (132519, 150632)]