19219520

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3533}}^1$

素因数の和:3567

約数の個数: 56

約数和(自身を含む): 48472344

約数和(自身を除く): 29252824

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 3533, 5440, 7066, 14132, 17665, 28264, 35330, 56528, 60061, 70660, 113056, 120122, 141320, 226112, 240244, 282640, 300305, 480488, 565280, 600610, 960976, 1130560, 1201220, 1921952, 2402440, 3843904, 4804880, 9609760, 19219520]

約数ペア:

[(1, 19219520), (2, 9609760), (4, 4804880), (5, 3843904), (8, 2402440), (10, 1921952), (16, 1201220), (17, 1130560), (20, 960976), (32, 600610), (34, 565280), (40, 480488), (64, 300305), (68, 282640), (80, 240244), (85, 226112), (136, 141320), (160, 120122), (170, 113056), (272, 70660), (320, 60061), (340, 56528), (544, 35330), (680, 28264), (1088, 17665), (1360, 14132), (2720, 7066), (3533, 5440)]