19637030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 42301440

約数和(自身を除く): 22664410

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 67, 70, 79, 106, 134, 158, 265, 335, 371, 395, 469, 530, 553, 670, 742, 790, 938, 1106, 1855, 2345, 2765, 3551, 3710, 4187, 4690, 5293, 5530, 7102, 8374, 10586, 17755, 20935, 24857, 26465, 29309, 35510, 37051, 41870, 49714, 52930, 58618, 74102, 124285, 146545, 185255, 248570, 280529, 293090, 370510, 561058, 1402645, 1963703, 2805290, 3927406, 9818515, 19637030]

約数ペア:

[(1, 19637030), (2, 9818515), (5, 3927406), (7, 2805290), (10, 1963703), (14, 1402645), (35, 561058), (53, 370510), (67, 293090), (70, 280529), (79, 248570), (106, 185255), (134, 146545), (158, 124285), (265, 74102), (335, 58618), (371, 52930), (395, 49714), (469, 41870), (530, 37051), (553, 35510), (670, 29309), (742, 26465), (790, 24857), (938, 20935), (1106, 17755), (1855, 10586), (2345, 8374), (2765, 7102), (3551, 5530), (3710, 5293), (4187, 4690)]