20228028516

素因数分解:

$2^2\times 3^2\times {\mathrm{509}}^1\times {\mathrm{983}}^1\times {\mathrm{1123}}^1$

素因数の和:2625

約数の個数: 72

約数和(自身を含む): 51330202560

約数和(自身を除く): 31102174044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 509, 983, 1018, 1123, 1527, 1966, 2036, 2246, 2949, 3054, 3369, 3932, 4492, 4581, 5898, 6108, 6738, 8847, 9162, 10107, 11796, 13476, 17694, 18324, 20214, 35388, 40428, 500347, 571607, 1000694, 1103909, 1143214, 1501041, 1714821, 2001388, 2207818, 2286428, 3002082, 3311727, 3429642, 4415636, 4503123, 5144463, 6004164, 6623454, 6859284, 9006246, 9935181, 10288926, 13246908, 18012492, 19870362, 20577852, 39740724, 561889681, 1123779362, 1685669043, 2247558724, 3371338086, 5057007129, 6742676172, 10114014258, 20228028516]

約数ペア:

[(1, 20228028516), (2, 10114014258), (3, 6742676172), (4, 5057007129), (6, 3371338086), (9, 2247558724), (12, 1685669043), (18, 1123779362), (36, 561889681), (509, 39740724), (983, 20577852), (1018, 19870362), (1123, 18012492), (1527, 13246908), (1966, 10288926), (2036, 9935181), (2246, 9006246), (2949, 6859284), (3054, 6623454), (3369, 6004164), (3932, 5144463), (4492, 4503123), (4581, 4415636), (5898, 3429642), (6108, 3311727), (6738, 3002082), (8847, 2286428), (9162, 2207818), (10107, 2001388), (11796, 1714821), (13476, 1501041), (17694, 1143214), (18324, 1103909), (20214, 1000694), (35388, 571607), (40428, 500347)]