19722570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4943}}^1$

素因数の和:4979

約数の個数: 64

約数和(自身を含む): 56954880

約数和(自身を除く): 37232310

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 4943, 9886, 14829, 24715, 29658, 34601, 49430, 69202, 74145, 93917, 103803, 148290, 173005, 187834, 207606, 281751, 346010, 469585, 519015, 563502, 657419, 939170, 1038030, 1314838, 1408755, 1972257, 2817510, 3287095, 3944514, 6574190, 9861285, 19722570]

約数ペア:

[(1, 19722570), (2, 9861285), (3, 6574190), (5, 3944514), (6, 3287095), (7, 2817510), (10, 1972257), (14, 1408755), (15, 1314838), (19, 1038030), (21, 939170), (30, 657419), (35, 563502), (38, 519015), (42, 469585), (57, 346010), (70, 281751), (95, 207606), (105, 187834), (114, 173005), (133, 148290), (190, 103803), (210, 93917), (266, 74145), (285, 69202), (399, 49430), (570, 34601), (665, 29658), (798, 24715), (1330, 14829), (1995, 9886), (3990, 4943)]