18463664

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:545

約数の個数: 40

約数和(自身を含む): 37711872

約数和(自身を除く): 19248208

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 131, 184, 262, 368, 383, 524, 766, 1048, 1532, 2096, 3013, 3064, 6026, 6128, 8809, 12052, 17618, 24104, 35236, 48208, 50173, 70472, 100346, 140944, 200692, 401384, 802768, 1153979, 2307958, 4615916, 9231832, 18463664]

約数ペア:

[(1, 18463664), (2, 9231832), (4, 4615916), (8, 2307958), (16, 1153979), (23, 802768), (46, 401384), (92, 200692), (131, 140944), (184, 100346), (262, 70472), (368, 50173), (383, 48208), (524, 35236), (766, 24104), (1048, 17618), (1532, 12052), (2096, 8809), (3013, 6128), (3064, 6026)]