20348836144

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{735571}}^1$

素因数の和:735618

約数の個数: 80

約数和(自身を含む): 51078119680

約数和(自身を除く): 30729283536

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1064, 1456, 1729, 1976, 2128, 3458, 3952, 6916, 13832, 27664, 735571, 1471142, 2942284, 5148997, 5884568, 9562423, 10297994, 11769136, 13975849, 19124846, 20595988, 27951698, 38249692, 41191976, 55903396, 66936961, 76499384, 82383952, 97830943, 111806792, 133873922, 152998768, 181686037, 195661886, 223613584, 267747844, 363372074, 391323772, 535495688, 726744148, 782647544, 1070991376, 1271802259, 1453488296, 1565295088, 2543604518, 2906976592, 5087209036, 10174418072, 20348836144]

約数ペア:

[(1, 20348836144), (2, 10174418072), (4, 5087209036), (7, 2906976592), (8, 2543604518), (13, 1565295088), (14, 1453488296), (16, 1271802259), (19, 1070991376), (26, 782647544), (28, 726744148), (38, 535495688), (52, 391323772), (56, 363372074), (76, 267747844), (91, 223613584), (104, 195661886), (112, 181686037), (133, 152998768), (152, 133873922), (182, 111806792), (208, 97830943), (247, 82383952), (266, 76499384), (304, 66936961), (364, 55903396), (494, 41191976), (532, 38249692), (728, 27951698), (988, 20595988), (1064, 19124846), (1456, 13975849), (1729, 11769136), (1976, 10297994), (2128, 9562423), (3458, 5884568), (3952, 5148997), (6916, 2942284), (13832, 1471142), (27664, 735571)]