19841550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 53996544

約数和(自身を除く): 34154994

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 31, 34, 50, 51, 62, 75, 85, 93, 102, 150, 155, 170, 186, 251, 255, 310, 425, 465, 502, 510, 527, 753, 775, 850, 930, 1054, 1255, 1275, 1506, 1550, 1581, 2325, 2510, 2550, 2635, 3162, 3765, 4267, 4650, 5270, 6275, 7530, 7781, 7905, 8534, 12550, 12801, 13175, 15562, 15810, 18825, 21335, 23343, 25602, 26350, 37650, 38905, 39525, 42670, 46686, 64005, 77810, 79050, 106675, 116715, 128010, 132277, 194525, 213350, 233430, 264554, 320025, 389050, 396831, 583575, 640050, 661385, 793662, 1167150, 1322770, 1984155, 3306925, 3968310, 6613850, 9920775, 19841550]

約数ペア:

[(1, 19841550), (2, 9920775), (3, 6613850), (5, 3968310), (6, 3306925), (10, 1984155), (15, 1322770), (17, 1167150), (25, 793662), (30, 661385), (31, 640050), (34, 583575), (50, 396831), (51, 389050), (62, 320025), (75, 264554), (85, 233430), (93, 213350), (102, 194525), (150, 132277), (155, 128010), (170, 116715), (186, 106675), (251, 79050), (255, 77810), (310, 64005), (425, 46686), (465, 42670), (502, 39525), (510, 38905), (527, 37650), (753, 26350), (775, 25602), (850, 23343), (930, 21335), (1054, 18825), (1255, 15810), (1275, 15562), (1506, 13175), (1550, 12801), (1581, 12550), (2325, 8534), (2510, 7905), (2550, 7781), (2635, 7530), (3162, 6275), (3765, 5270), (4267, 4650)]