20070408904

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{21863}}^1$

素因数の和:21999

約数の個数: 96

約数和(自身を含む): 47053077120

約数和(自身を除く): 26982668216

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 97, 104, 169, 182, 194, 338, 364, 388, 676, 679, 728, 776, 1183, 1261, 1352, 1358, 2366, 2522, 2716, 4732, 5044, 5432, 8827, 9464, 10088, 16393, 17654, 21863, 32786, 35308, 43726, 65572, 70616, 87452, 114751, 131144, 153041, 174904, 229502, 284219, 306082, 459004, 568438, 612164, 918008, 1136876, 1224328, 1989533, 2120711, 2273752, 3694847, 3979066, 4241422, 7389694, 7958132, 8482844, 14779388, 14844977, 15916264, 16965688, 25863929, 27569243, 29558776, 29689954, 51727858, 55138486, 59379908, 103455716, 110276972, 118759816, 192984701, 206911432, 220553944, 358400159, 385969402, 716800318, 771938804, 1433600636, 1543877608, 2508801113, 2867201272, 5017602226, 10035204452, 20070408904]

約数ペア:

[(1, 20070408904), (2, 10035204452), (4, 5017602226), (7, 2867201272), (8, 2508801113), (13, 1543877608), (14, 1433600636), (26, 771938804), (28, 716800318), (52, 385969402), (56, 358400159), (91, 220553944), (97, 206911432), (104, 192984701), (169, 118759816), (182, 110276972), (194, 103455716), (338, 59379908), (364, 55138486), (388, 51727858), (676, 29689954), (679, 29558776), (728, 27569243), (776, 25863929), (1183, 16965688), (1261, 15916264), (1352, 14844977), (1358, 14779388), (2366, 8482844), (2522, 7958132), (2716, 7389694), (4732, 4241422), (5044, 3979066), (5432, 3694847), (8827, 2273752), (9464, 2120711), (10088, 1989533), (16393, 1224328), (17654, 1136876), (21863, 918008), (32786, 612164), (35308, 568438), (43726, 459004), (65572, 306082), (70616, 284219), (87452, 229502), (114751, 174904), (131144, 153041)]