2013357008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{983}}^1$

素因数の和:1276

約数の個数: 80

約数和(自身を含む): 4321806720

約数和(自身を除く): 2308449712

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 229, 344, 458, 559, 688, 916, 983, 1118, 1832, 1966, 2236, 2977, 3664, 3932, 4472, 5954, 7864, 8944, 9847, 11908, 12779, 15728, 19694, 23816, 25558, 39388, 42269, 47632, 51116, 78776, 84538, 102232, 128011, 157552, 169076, 204464, 225107, 256022, 338152, 450214, 512044, 549497, 676304, 900428, 1024088, 1098994, 1800856, 2048176, 2197988, 2926391, 3601712, 4395976, 5852782, 8791952, 9679601, 11705564, 19359202, 23411128, 38718404, 46822256, 77436808, 125834813, 154873616, 251669626, 503339252, 1006678504, 2013357008]

約数ペア:

[(1, 2013357008), (2, 1006678504), (4, 503339252), (8, 251669626), (13, 154873616), (16, 125834813), (26, 77436808), (43, 46822256), (52, 38718404), (86, 23411128), (104, 19359202), (172, 11705564), (208, 9679601), (229, 8791952), (344, 5852782), (458, 4395976), (559, 3601712), (688, 2926391), (916, 2197988), (983, 2048176), (1118, 1800856), (1832, 1098994), (1966, 1024088), (2236, 900428), (2977, 676304), (3664, 549497), (3932, 512044), (4472, 450214), (5954, 338152), (7864, 256022), (8944, 225107), (9847, 204464), (11908, 169076), (12779, 157552), (15728, 128011), (19694, 102232), (23816, 84538), (25558, 78776), (39388, 51116), (42269, 47632)]