20438064

素因数分解:

$2^4\times 3^2\times {\mathrm{141931}}^1$

素因数の和:141945

約数の個数: 30

約数和(自身を含む): 57198596

約数和(自身を除く): 36760532

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 141931, 283862, 425793, 567724, 851586, 1135448, 1277379, 1703172, 2270896, 2554758, 3406344, 5109516, 6812688, 10219032, 20438064]

約数ペア:

[(1, 20438064), (2, 10219032), (3, 6812688), (4, 5109516), (6, 3406344), (8, 2554758), (9, 2270896), (12, 1703172), (16, 1277379), (18, 1135448), (24, 851586), (36, 567724), (48, 425793), (72, 283862), (144, 141931)]