20791030788

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{231289}}^1$

素因数の和:231537

約数の個数: 72

約数和(自身を含む): 57585659040

約数和(自身を除く): 36794628252

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 227, 396, 454, 681, 908, 1362, 2043, 2497, 2724, 4086, 4994, 7491, 8172, 9988, 14982, 22473, 29964, 44946, 89892, 231289, 462578, 693867, 925156, 1387734, 2081601, 2544179, 2775468, 4163202, 5088358, 7632537, 8326404, 10176716, 15265074, 22897611, 30530148, 45795222, 52502603, 91590444, 105005206, 157507809, 210010412, 315015618, 472523427, 577528633, 630031236, 945046854, 1155057266, 1732585899, 1890093708, 2310114532, 3465171798, 5197757697, 6930343596, 10395515394, 20791030788]

約数ペア:

[(1, 20791030788), (2, 10395515394), (3, 6930343596), (4, 5197757697), (6, 3465171798), (9, 2310114532), (11, 1890093708), (12, 1732585899), (18, 1155057266), (22, 945046854), (33, 630031236), (36, 577528633), (44, 472523427), (66, 315015618), (99, 210010412), (132, 157507809), (198, 105005206), (227, 91590444), (396, 52502603), (454, 45795222), (681, 30530148), (908, 22897611), (1362, 15265074), (2043, 10176716), (2497, 8326404), (2724, 7632537), (4086, 5088358), (4994, 4163202), (7491, 2775468), (8172, 2544179), (9988, 2081601), (14982, 1387734), (22473, 925156), (29964, 693867), (44946, 462578), (89892, 231289)]