20162228528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{17431}}^1$

素因数の和:17602

約数の個数: 80

約数和(自身を含む): 43214067456

約数和(自身を除く): 23051838928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 83, 104, 134, 166, 208, 268, 332, 536, 664, 871, 1072, 1079, 1328, 1742, 2158, 3484, 4316, 5561, 6968, 8632, 11122, 13936, 17264, 17431, 22244, 34862, 44488, 69724, 72293, 88976, 139448, 144586, 226603, 278896, 289172, 453206, 578344, 906412, 1156688, 1167877, 1446773, 1812824, 2335754, 2893546, 3625648, 4671508, 5787092, 9343016, 11574184, 15182401, 18686032, 18808049, 23148368, 30364802, 37616098, 60729604, 75232196, 96933791, 121459208, 150464392, 193867582, 242918416, 300928784, 387735164, 775470328, 1260139283, 1550940656, 2520278566, 5040557132, 10081114264, 20162228528]

約数ペア:

[(1, 20162228528), (2, 10081114264), (4, 5040557132), (8, 2520278566), (13, 1550940656), (16, 1260139283), (26, 775470328), (52, 387735164), (67, 300928784), (83, 242918416), (104, 193867582), (134, 150464392), (166, 121459208), (208, 96933791), (268, 75232196), (332, 60729604), (536, 37616098), (664, 30364802), (871, 23148368), (1072, 18808049), (1079, 18686032), (1328, 15182401), (1742, 11574184), (2158, 9343016), (3484, 5787092), (4316, 4671508), (5561, 3625648), (6968, 2893546), (8632, 2335754), (11122, 1812824), (13936, 1446773), (17264, 1167877), (17431, 1156688), (22244, 906412), (34862, 578344), (44488, 453206), (69724, 289172), (72293, 278896), (88976, 226603), (139448, 144586)]