218676016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{55333}}^1$

素因数の和:55373

約数の個数: 40

約数和(自身を含む): 480299120

約数和(自身を除く): 261623104

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 55333, 110666, 221332, 442664, 719329, 885328, 1051327, 1438658, 2102654, 2877316, 4205308, 5754632, 8410616, 11509264, 13667251, 16821232, 27334502, 54669004, 109338008, 218676016]

約数ペア:

[(1, 218676016), (2, 109338008), (4, 54669004), (8, 27334502), (13, 16821232), (16, 13667251), (19, 11509264), (26, 8410616), (38, 5754632), (52, 4205308), (76, 2877316), (104, 2102654), (152, 1438658), (208, 1051327), (247, 885328), (304, 719329), (494, 442664), (988, 221332), (1976, 110666), (3952, 55333)]