18217963504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{8191}}^1$

素因数の和:8283

約数の個数: 120

約数和(自身を含む): 41476456448

約数和(自身を除く): 23258492944

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 37, 52, 68, 74, 104, 136, 148, 208, 221, 272, 289, 296, 442, 481, 578, 592, 629, 884, 962, 1156, 1258, 1768, 1924, 2312, 2516, 3536, 3757, 3848, 4624, 5032, 7514, 7696, 8177, 8191, 10064, 10693, 15028, 16354, 16382, 21386, 30056, 32708, 32764, 42772, 60112, 65416, 65528, 85544, 106483, 130832, 131056, 139009, 139247, 171088, 212966, 278018, 278494, 303067, 425932, 556036, 556988, 606134, 851864, 1112072, 1113976, 1212268, 1703728, 1810211, 2224144, 2227952, 2367199, 2424536, 3620422, 3939871, 4734398, 4849072, 5152139, 7240844, 7879742, 9468796, 10304278, 14481688, 15759484, 18937592, 20608556, 28963376, 30773587, 31518968, 37875184, 41217112, 61547174, 63037936, 66977807, 82434224, 87586363, 123094348, 133955614, 175172726, 246188696, 267911228, 350345452, 492377392, 535822456, 700690904, 1071644912, 1138622719, 1401381808, 2277245438, 4554490876, 9108981752, 18217963504]

約数ペア:

[(1, 18217963504), (2, 9108981752), (4, 4554490876), (8, 2277245438), (13, 1401381808), (16, 1138622719), (17, 1071644912), (26, 700690904), (34, 535822456), (37, 492377392), (52, 350345452), (68, 267911228), (74, 246188696), (104, 175172726), (136, 133955614), (148, 123094348), (208, 87586363), (221, 82434224), (272, 66977807), (289, 63037936), (296, 61547174), (442, 41217112), (481, 37875184), (578, 31518968), (592, 30773587), (629, 28963376), (884, 20608556), (962, 18937592), (1156, 15759484), (1258, 14481688), (1768, 10304278), (1924, 9468796), (2312, 7879742), (2516, 7240844), (3536, 5152139), (3757, 4849072), (3848, 4734398), (4624, 3939871), (5032, 3620422), (7514, 2424536), (7696, 2367199), (8177, 2227952), (8191, 2224144), (10064, 1810211), (10693, 1703728), (15028, 1212268), (16354, 1113976), (16382, 1112072), (21386, 851864), (30056, 606134), (32708, 556988), (32764, 556036), (42772, 425932), (60112, 303067), (65416, 278494), (65528, 278018), (85544, 212966), (106483, 171088), (130832, 139247), (131056, 139009)]