20171249892

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{45751}}^1$

素因数の和:46129

約数の個数: 72

約数和(自身を含む): 52525858112

約数和(自身を除く): 32354608220

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 331, 333, 444, 662, 666, 993, 1324, 1332, 1986, 2979, 3972, 5958, 11916, 12247, 24494, 36741, 45751, 48988, 73482, 91502, 110223, 137253, 146964, 183004, 220446, 274506, 411759, 440892, 549012, 823518, 1647036, 1692787, 3385574, 5078361, 6771148, 10156722, 15143581, 15235083, 20313444, 30287162, 30470166, 45430743, 60574324, 60940332, 90861486, 136292229, 181722972, 272584458, 545168916, 560312497, 1120624994, 1680937491, 2241249988, 3361874982, 5042812473, 6723749964, 10085624946, 20171249892]

約数ペア:

[(1, 20171249892), (2, 10085624946), (3, 6723749964), (4, 5042812473), (6, 3361874982), (9, 2241249988), (12, 1680937491), (18, 1120624994), (36, 560312497), (37, 545168916), (74, 272584458), (111, 181722972), (148, 136292229), (222, 90861486), (331, 60940332), (333, 60574324), (444, 45430743), (662, 30470166), (666, 30287162), (993, 20313444), (1324, 15235083), (1332, 15143581), (1986, 10156722), (2979, 6771148), (3972, 5078361), (5958, 3385574), (11916, 1692787), (12247, 1647036), (24494, 823518), (36741, 549012), (45751, 440892), (48988, 411759), (73482, 274506), (91502, 220446), (110223, 183004), (137253, 146964)]