19725570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3593}}^1$

素因数の和:3667

約数の個数: 48

約数和(自身を含む): 52141752

約数和(自身を除く): 32416182

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 3593, 5490, 7186, 10779, 17965, 21558, 32337, 35930, 53895, 64674, 107790, 161685, 219173, 323370, 438346, 657519, 1095865, 1315038, 1972557, 2191730, 3287595, 3945114, 6575190, 9862785, 19725570]

約数ペア:

[(1, 19725570), (2, 9862785), (3, 6575190), (5, 3945114), (6, 3287595), (9, 2191730), (10, 1972557), (15, 1315038), (18, 1095865), (30, 657519), (45, 438346), (61, 323370), (90, 219173), (122, 161685), (183, 107790), (305, 64674), (366, 53895), (549, 35930), (610, 32337), (915, 21558), (1098, 17965), (1830, 10779), (2745, 7186), (3593, 5490)]