20353032

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{641}}^1$

素因数の和:673

約数の個数: 120

約数和(自身を含む): 66418110

約数和(自身を除く): 46065078

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 81, 84, 98, 108, 126, 147, 162, 168, 189, 196, 216, 252, 294, 324, 378, 392, 441, 504, 567, 588, 641, 648, 756, 882, 1134, 1176, 1282, 1323, 1512, 1764, 1923, 2268, 2564, 2646, 3528, 3846, 3969, 4487, 4536, 5128, 5292, 5769, 7692, 7938, 8974, 10584, 11538, 13461, 15384, 15876, 17307, 17948, 23076, 26922, 31409, 31752, 34614, 35896, 40383, 46152, 51921, 53844, 62818, 69228, 80766, 94227, 103842, 107688, 121149, 125636, 138456, 161532, 188454, 207684, 242298, 251272, 282681, 323064, 363447, 376908, 415368, 484596, 565362, 726894, 753816, 848043, 969192, 1130724, 1453788, 1696086, 2261448, 2544129, 2907576, 3392172, 5088258, 6784344, 10176516, 20353032]

約数ペア:

[(1, 20353032), (2, 10176516), (3, 6784344), (4, 5088258), (6, 3392172), (7, 2907576), (8, 2544129), (9, 2261448), (12, 1696086), (14, 1453788), (18, 1130724), (21, 969192), (24, 848043), (27, 753816), (28, 726894), (36, 565362), (42, 484596), (49, 415368), (54, 376908), (56, 363447), (63, 323064), (72, 282681), (81, 251272), (84, 242298), (98, 207684), (108, 188454), (126, 161532), (147, 138456), (162, 125636), (168, 121149), (189, 107688), (196, 103842), (216, 94227), (252, 80766), (294, 69228), (324, 62818), (378, 53844), (392, 51921), (441, 46152), (504, 40383), (567, 35896), (588, 34614), (641, 31752), (648, 31409), (756, 26922), (882, 23076), (1134, 17948), (1176, 17307), (1282, 15876), (1323, 15384), (1512, 13461), (1764, 11538), (1923, 10584), (2268, 8974), (2564, 7938), (2646, 7692), (3528, 5769), (3846, 5292), (3969, 5128), (4487, 4536)]