20163873772

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{569}}^1\times {\mathrm{1123}}^1$

素因数の和:1740

約数の個数: 96

約数和(自身を含む): 43053696000

約数和(自身を除く): 22889822228

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 569, 644, 686, 1123, 1127, 1138, 1372, 2246, 2254, 2276, 3983, 4492, 4508, 7861, 7889, 7966, 13087, 15722, 15778, 15932, 25829, 26174, 27881, 31444, 31556, 51658, 52348, 55027, 55762, 91609, 103316, 110054, 111524, 180803, 183218, 195167, 220108, 361606, 366436, 385189, 390334, 638987, 641263, 723212, 770378, 780668, 1265621, 1277974, 1282526, 1540756, 2531242, 2555948, 2565052, 4472909, 4488841, 5062484, 8859347, 8945818, 8977682, 14696701, 17718694, 17891636, 17955364, 29393402, 31310363, 35437388, 58786804, 62620726, 102876907, 125241452, 205753814, 219172541, 411507628, 438345082, 720138349, 876690164, 1440276698, 2880553396, 5040968443, 10081936886, 20163873772]

約数ペア:

[(1, 20163873772), (2, 10081936886), (4, 5040968443), (7, 2880553396), (14, 1440276698), (23, 876690164), (28, 720138349), (46, 438345082), (49, 411507628), (92, 219172541), (98, 205753814), (161, 125241452), (196, 102876907), (322, 62620726), (343, 58786804), (569, 35437388), (644, 31310363), (686, 29393402), (1123, 17955364), (1127, 17891636), (1138, 17718694), (1372, 14696701), (2246, 8977682), (2254, 8945818), (2276, 8859347), (3983, 5062484), (4492, 4488841), (4508, 4472909), (7861, 2565052), (7889, 2555948), (7966, 2531242), (13087, 1540756), (15722, 1282526), (15778, 1277974), (15932, 1265621), (25829, 780668), (26174, 770378), (27881, 723212), (31444, 641263), (31556, 638987), (51658, 390334), (52348, 385189), (55027, 366436), (55762, 361606), (91609, 220108), (103316, 195167), (110054, 183218), (111524, 180803)]