20187054990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{50989}}^1$

素因数の和:51138

約数の個数: 96

約数和(自身を含む): 54122009760

約数和(自身を除く): 33934954770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 53, 83, 90, 106, 159, 166, 249, 265, 318, 415, 477, 498, 530, 747, 795, 830, 954, 1245, 1494, 1590, 2385, 2490, 3735, 4399, 4770, 7470, 8798, 13197, 21995, 26394, 39591, 43990, 50989, 65985, 79182, 101978, 131970, 152967, 197955, 254945, 305934, 395910, 458901, 509890, 764835, 917802, 1529670, 2294505, 2702417, 4232087, 4589010, 5404834, 8107251, 8464174, 12696261, 13512085, 16214502, 21160435, 24321753, 25392522, 27024170, 38088783, 40536255, 42320870, 48643506, 63481305, 76177566, 81072510, 121608765, 126962610, 190443915, 224300611, 243217530, 380887830, 448601222, 672901833, 1121503055, 1345803666, 2018705499, 2243006110, 3364509165, 4037410998, 6729018330, 10093527495, 20187054990]

約数ペア:

[(1, 20187054990), (2, 10093527495), (3, 6729018330), (5, 4037410998), (6, 3364509165), (9, 2243006110), (10, 2018705499), (15, 1345803666), (18, 1121503055), (30, 672901833), (45, 448601222), (53, 380887830), (83, 243217530), (90, 224300611), (106, 190443915), (159, 126962610), (166, 121608765), (249, 81072510), (265, 76177566), (318, 63481305), (415, 48643506), (477, 42320870), (498, 40536255), (530, 38088783), (747, 27024170), (795, 25392522), (830, 24321753), (954, 21160435), (1245, 16214502), (1494, 13512085), (1590, 12696261), (2385, 8464174), (2490, 8107251), (3735, 5404834), (4399, 4589010), (4770, 4232087), (7470, 2702417), (8798, 2294505), (13197, 1529670), (21995, 917802), (26394, 764835), (39591, 509890), (43990, 458901), (50989, 395910), (65985, 305934), (79182, 254945), (101978, 197955), (131970, 152967)]