20251188

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 56448000

約数和(自身を除く): 36196812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 71, 76, 108, 114, 139, 142, 171, 213, 228, 278, 284, 342, 417, 426, 513, 556, 639, 684, 834, 852, 1026, 1251, 1278, 1349, 1668, 1917, 2052, 2502, 2556, 2641, 2698, 3753, 3834, 4047, 5004, 5282, 5396, 7506, 7668, 7923, 8094, 9869, 10564, 12141, 15012, 15846, 16188, 19738, 23769, 24282, 29607, 31692, 36423, 39476, 47538, 48564, 59214, 71307, 72846, 88821, 95076, 118428, 142614, 145692, 177642, 187511, 266463, 285228, 355284, 375022, 532926, 562533, 750044, 1065852, 1125066, 1687599, 2250132, 3375198, 5062797, 6750396, 10125594, 20251188]

約数ペア:

[(1, 20251188), (2, 10125594), (3, 6750396), (4, 5062797), (6, 3375198), (9, 2250132), (12, 1687599), (18, 1125066), (19, 1065852), (27, 750044), (36, 562533), (38, 532926), (54, 375022), (57, 355284), (71, 285228), (76, 266463), (108, 187511), (114, 177642), (139, 145692), (142, 142614), (171, 118428), (213, 95076), (228, 88821), (278, 72846), (284, 71307), (342, 59214), (417, 48564), (426, 47538), (513, 39476), (556, 36423), (639, 31692), (684, 29607), (834, 24282), (852, 23769), (1026, 19738), (1251, 16188), (1278, 15846), (1349, 15012), (1668, 12141), (1917, 10564), (2052, 9869), (2502, 8094), (2556, 7923), (2641, 7668), (2698, 7506), (3753, 5396), (3834, 5282), (4047, 5004)]