19507072

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 44125200

約数和(自身を除く): 24618128

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 304, 416, 494, 608, 617, 832, 988, 1216, 1234, 1664, 1976, 2432, 2468, 3952, 4936, 7904, 8021, 9872, 11723, 15808, 16042, 19744, 23446, 31616, 32084, 39488, 46892, 64168, 78976, 93784, 128336, 152399, 187568, 256672, 304798, 375136, 513344, 609596, 750272, 1026688, 1219192, 1500544, 2438384, 4876768, 9753536, 19507072]

約数ペア:

[(1, 19507072), (2, 9753536), (4, 4876768), (8, 2438384), (13, 1500544), (16, 1219192), (19, 1026688), (26, 750272), (32, 609596), (38, 513344), (52, 375136), (64, 304798), (76, 256672), (104, 187568), (128, 152399), (152, 128336), (208, 93784), (247, 78976), (304, 64168), (416, 46892), (494, 39488), (608, 32084), (617, 31616), (832, 23446), (988, 19744), (1216, 16042), (1234, 15808), (1664, 11723), (1976, 9872), (2432, 8021), (2468, 7904), (3952, 4936)]