19422260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6791}}^1$

素因数の和:6824

約数の個数: 48

約数和(自身を含む): 47924352

約数和(自身を除く): 28502092

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 6791, 13582, 27164, 33955, 67910, 74701, 88283, 135820, 149402, 176566, 298804, 353132, 373505, 441415, 747010, 882830, 971113, 1494020, 1765660, 1942226, 3884452, 4855565, 9711130, 19422260]

約数ペア:

[(1, 19422260), (2, 9711130), (4, 4855565), (5, 3884452), (10, 1942226), (11, 1765660), (13, 1494020), (20, 971113), (22, 882830), (26, 747010), (44, 441415), (52, 373505), (55, 353132), (65, 298804), (110, 176566), (130, 149402), (143, 135820), (220, 88283), (260, 74701), (286, 67910), (572, 33955), (715, 27164), (1430, 13582), (2860, 6791)]