20402352

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7457}}^1$

素因数の和:7490

約数の個数: 60

約数和(自身を含む): 60111480

約数和(自身を除く): 39709128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7457, 14914, 22371, 29828, 44742, 59656, 67113, 89484, 119312, 134226, 141683, 178968, 268452, 283366, 357936, 425049, 536904, 566732, 850098, 1073808, 1133464, 1275147, 1700196, 2266928, 2550294, 3400392, 5100588, 6800784, 10201176, 20402352]

約数ペア:

[(1, 20402352), (2, 10201176), (3, 6800784), (4, 5100588), (6, 3400392), (8, 2550294), (9, 2266928), (12, 1700196), (16, 1275147), (18, 1133464), (19, 1073808), (24, 850098), (36, 566732), (38, 536904), (48, 425049), (57, 357936), (72, 283366), (76, 268452), (114, 178968), (144, 141683), (152, 134226), (171, 119312), (228, 89484), (304, 67113), (342, 59656), (456, 44742), (684, 29828), (912, 22371), (1368, 14914), (2736, 7457)]