18676391776

素因数分解:

$2^5\times 7^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1\times {\mathrm{2039}}^1$

素因数の和:2556

約数の個数: 96

約数和(自身を含む): 42557598720

約数和(自身を除く): 23881206944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 103, 112, 206, 224, 397, 412, 721, 794, 824, 1442, 1588, 1648, 2039, 2779, 2884, 3176, 3296, 4078, 5558, 5768, 6352, 8156, 11116, 11536, 12704, 14273, 16312, 22232, 23072, 28546, 32624, 40891, 44464, 57092, 65248, 81782, 88928, 114184, 163564, 210017, 228368, 286237, 327128, 420034, 456736, 572474, 654256, 809483, 840068, 1144948, 1308512, 1470119, 1618966, 1680136, 2289896, 2940238, 3237932, 3360272, 4579792, 5666381, 5880476, 6475864, 6720544, 9159584, 11332762, 11760952, 12951728, 22665524, 23521904, 25903456, 45331048, 47043808, 83376749, 90662096, 166753498, 181324192, 333506996, 583637243, 667013992, 1167274486, 1334027984, 2334548972, 2668055968, 4669097944, 9338195888, 18676391776]

約数ペア:

[(1, 18676391776), (2, 9338195888), (4, 4669097944), (7, 2668055968), (8, 2334548972), (14, 1334027984), (16, 1167274486), (28, 667013992), (32, 583637243), (56, 333506996), (103, 181324192), (112, 166753498), (206, 90662096), (224, 83376749), (397, 47043808), (412, 45331048), (721, 25903456), (794, 23521904), (824, 22665524), (1442, 12951728), (1588, 11760952), (1648, 11332762), (2039, 9159584), (2779, 6720544), (2884, 6475864), (3176, 5880476), (3296, 5666381), (4078, 4579792), (5558, 3360272), (5768, 3237932), (6352, 2940238), (8156, 2289896), (11116, 1680136), (11536, 1618966), (12704, 1470119), (14273, 1308512), (16312, 1144948), (22232, 840068), (23072, 809483), (28546, 654256), (32624, 572474), (40891, 456736), (44464, 420034), (57092, 327128), (65248, 286237), (81782, 228368), (88928, 210017), (114184, 163564)]