199018768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{50359}}^1$

素因数の和:50399

約数の個数: 40

約数和(自身を含む): 437124800

約数和(自身を除く): 238106032

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 50359, 100718, 201436, 402872, 654667, 805744, 956821, 1309334, 1913642, 2618668, 3827284, 5237336, 7654568, 10474672, 12438673, 15309136, 24877346, 49754692, 99509384, 199018768]

約数ペア:

[(1, 199018768), (2, 99509384), (4, 49754692), (8, 24877346), (13, 15309136), (16, 12438673), (19, 10474672), (26, 7654568), (38, 5237336), (52, 3827284), (76, 2618668), (104, 1913642), (152, 1309334), (208, 956821), (247, 805744), (304, 654667), (494, 402872), (988, 201436), (1976, 100718), (3952, 50359)]