19563090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 50388480

約数和(自身を除く): 30825390

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 89, 102, 170, 178, 255, 267, 431, 445, 510, 534, 862, 890, 1293, 1335, 1513, 2155, 2586, 2670, 3026, 4310, 4539, 6465, 7327, 7565, 9078, 12930, 14654, 15130, 21981, 22695, 36635, 38359, 43962, 45390, 73270, 76718, 109905, 115077, 191795, 219810, 230154, 383590, 575385, 652103, 1150770, 1304206, 1956309, 3260515, 3912618, 6521030, 9781545, 19563090]

約数ペア:

[(1, 19563090), (2, 9781545), (3, 6521030), (5, 3912618), (6, 3260515), (10, 1956309), (15, 1304206), (17, 1150770), (30, 652103), (34, 575385), (51, 383590), (85, 230154), (89, 219810), (102, 191795), (170, 115077), (178, 109905), (255, 76718), (267, 73270), (431, 45390), (445, 43962), (510, 38359), (534, 36635), (862, 22695), (890, 21981), (1293, 15130), (1335, 14654), (1513, 12930), (2155, 9078), (2586, 7565), (2670, 7327), (3026, 6465), (4310, 4539)]