16439904

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{4391}}^1$

素因数の和:4420

約数の個数: 72

約数和(自身を含む): 50358672

約数和(自身を除く): 33918768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 4391, 8782, 13173, 17564, 26346, 35128, 39519, 52692, 57083, 70256, 79038, 105384, 114166, 140512, 158076, 171249, 210768, 228332, 316152, 342498, 421536, 456664, 513747, 632304, 684996, 913328, 1027494, 1264608, 1369992, 1826656, 2054988, 2739984, 4109976, 5479968, 8219952, 16439904]

約数ペア:

[(1, 16439904), (2, 8219952), (3, 5479968), (4, 4109976), (6, 2739984), (8, 2054988), (9, 1826656), (12, 1369992), (13, 1264608), (16, 1027494), (18, 913328), (24, 684996), (26, 632304), (32, 513747), (36, 456664), (39, 421536), (48, 342498), (52, 316152), (72, 228332), (78, 210768), (96, 171249), (104, 158076), (117, 140512), (144, 114166), (156, 105384), (208, 79038), (234, 70256), (288, 57083), (312, 52692), (416, 39519), (468, 35128), (624, 26346), (936, 17564), (1248, 13173), (1872, 8782), (3744, 4391)]