17983530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{947}}^1$

素因数の和:1171

約数の個数: 48

約数和(自身を含む): 47028384

約数和(自身を除く): 29044854

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 211, 422, 633, 947, 1055, 1266, 1894, 1899, 2110, 2841, 3165, 3798, 4735, 5682, 6330, 8523, 9470, 9495, 14205, 17046, 18990, 28410, 42615, 85230, 199817, 399634, 599451, 999085, 1198902, 1798353, 1998170, 2997255, 3596706, 5994510, 8991765, 17983530]

約数ペア:

[(1, 17983530), (2, 8991765), (3, 5994510), (5, 3596706), (6, 2997255), (9, 1998170), (10, 1798353), (15, 1198902), (18, 999085), (30, 599451), (45, 399634), (90, 199817), (211, 85230), (422, 42615), (633, 28410), (947, 18990), (1055, 17046), (1266, 14205), (1894, 9495), (1899, 9470), (2110, 8523), (2841, 6330), (3165, 5682), (3798, 4735)]